diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.js b/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
index 7c73ad6..2b79e18 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
@@ -685,14 +685,16 @@
 	},
 
 	project: function(frm){
-		frm.call({
-			method: "add_timesheet_data",
-			doc: frm.doc,
-			callback: function(r, rt) {
-				refresh_field(['timesheets'])
-			}
-		})
-		frm.refresh();
+		if (!frm.doc.is_return) {
+			frm.call({
+				method: "add_timesheet_data",
+				doc: frm.doc,
+				callback: function(r, rt) {
+					refresh_field(['timesheets'])
+				}
+			})
+			frm.refresh();
+		}
 	},
 
 	onload: function(frm) {
@@ -808,27 +810,45 @@
 	},
 
 	refresh: function(frm) {
-		if (frm.doc.project) {
+		if (frm.doc.project && frm.doc.docstatus===0 && !frm.doc.is_return) {
 			frm.add_custom_button(__('Fetch Timesheet'), function() {
 				let d = new frappe.ui.Dialog({
 					title: __('Fetch Timesheet'),
 					fields: [
 						{
-							"label" : "From",
+							"label" : __("From"),
 							"fieldname": "from_time",
 							"fieldtype": "Date",
 							"reqd": 1,
 						},
 						{
+							"label" : __("Currency"),
+							"fieldname": "currency",
+							"fieldtype": "Link",
+							"options": "Currency",
+							"default": frm.doc.currency,
+							"reqd": 1,
+							"read_only": 1
+						},
+						{
 							fieldtype: 'Column Break',
 							fieldname: 'col_break_1',
 						},
 						{
-							"label" : "To",
+							"label" : __("To"),
 							"fieldname": "to_time",
 							"fieldtype": "Date",
 							"reqd": 1,
-						}
+						},
+						{
+							"label" : __("Project"),
+							"fieldname": "project",
+							"fieldtype": "Link",
+							"options": "Project",
+							"default": frm.doc.project,
+							"reqd": 1,
+							"read_only": 1
+						},
 					],
 					primary_action: function() {
 						let data = d.get_values();
@@ -837,7 +857,8 @@
 							args: {
 								from_time: data.from_time,
 								to_time: data.to_time,
-								project: frm.doc.project
+								project: data.project,
+								currency: data.currency
 							},
 							callback: function(r) {
 								if(!r.exc) {
@@ -845,9 +866,11 @@
 										frm.clear_table('timesheets')
 										r.message.forEach((d) => {
 											frm.add_child('timesheets',{
+												'activity_type': d.activity_type,
+												'description': d.description,
 												'time_sheet': d.parent,
 												'billing_hours': d.billing_hours,
-												'billing_amount': d.billing_amt,
+												'billing_amount': d.billing_amount,
 												'timesheet_detail': d.name
 											});
 										});
diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.json b/erpnext/accounts/doctype/sales_invoice/sales_invoice.json
index c6c67b4..607e4c4 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.json
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.json
@@ -748,6 +748,7 @@
   {
    "collapsible": 1,
    "collapsible_depends_on": "eval:doc.total_billing_amount > 0",
+   "depends_on": "eval: !doc.is_return",
    "fieldname": "time_sheet_list",
    "fieldtype": "Section Break",
    "hide_days": 1,
@@ -1969,7 +1970,7 @@
    "link_fieldname": "consolidated_invoice"
   }
  ],
- "modified": "2021-04-15 23:57:58.766651",
+ "modified": "2021-05-13 17:53:26.185370",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Sales Invoice",
diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index bb74a02..a008742 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -125,6 +125,8 @@
 		self.validate_multiple_billing("Delivery Note", "dn_detail", "amount", "items")
 		if not self.is_return:
 			self.validate_serial_numbers()
+		else:
+			self.timesheets = []
 		self.update_packing_list()
 		self.set_billing_hours_and_amount()
 		self.update_timesheet_billing_for_project()
@@ -337,7 +339,7 @@
 
 		if "Healthcare" in active_domains:
 			manage_invoice_submit_cancel(self, "on_cancel")
-
+		self.unlink_sales_invoice_from_timesheets()
 		self.ignore_linked_doctypes = ('GL Entry', 'Stock Ledger Entry', 'Repost Item Valuation')
 
 	def update_status_updater_args(self):
@@ -393,6 +395,18 @@
 		if validate_against_credit_limit:
 			check_credit_limit(self.customer, self.company, bypass_credit_limit_check_at_sales_order)
 
+	def unlink_sales_invoice_from_timesheets(self):
+		for row in self.timesheets:
+			timesheet = frappe.get_doc('Timesheet', row.time_sheet)
+			for time_log in timesheet.time_logs:
+				if time_log.sales_invoice == self.name:
+					time_log.sales_invoice = None
+			timesheet.calculate_total_amounts()
+			timesheet.calculate_percentage_billed()
+			timesheet.flags.ignore_validate_update_after_submit = True
+			timesheet.set_status()
+			timesheet.db_update_all()
+
 	@frappe.whitelist()
 	def set_missing_values(self, for_validate=False):
 		pos = self.set_pos_fields(for_validate)
@@ -427,7 +441,7 @@
 				timesheet.calculate_percentage_billed()
 				timesheet.flags.ignore_validate_update_after_submit = True
 				timesheet.set_status()
-				timesheet.save()
+				timesheet.db_update_all()
 
 	def update_time_sheet_detail(self, timesheet, args, sales_invoice):
 		for data in timesheet.time_logs:
@@ -741,8 +755,10 @@
 				self.append('timesheets', {
 						'time_sheet': data.parent,
 						'billing_hours': data.billing_hours,
-						'billing_amount': data.billing_amt,
-						'timesheet_detail': data.name
+						'billing_amount': data.billing_amount,
+						'timesheet_detail': data.name,
+						'activity_type': data.activity_type,
+						'description': data.description
 					})
 
 			self.calculate_billing_amount_for_timesheet()
diff --git a/erpnext/accounts/doctype/sales_invoice_timesheet/sales_invoice_timesheet.json b/erpnext/accounts/doctype/sales_invoice_timesheet/sales_invoice_timesheet.json
index f7b9aef..9321630 100644
--- a/erpnext/accounts/doctype/sales_invoice_timesheet/sales_invoice_timesheet.json
+++ b/erpnext/accounts/doctype/sales_invoice_timesheet/sales_invoice_timesheet.json
@@ -1,172 +1,77 @@
 {
- "allow_copy": 0, 
- "allow_events_in_timeline": 0, 
- "allow_guest_to_view": 0, 
- "allow_import": 0, 
- "allow_rename": 0, 
- "beta": 0, 
- "creation": "2016-06-14 19:21:34.321662", 
- "custom": 0, 
- "docstatus": 0, 
- "doctype": "DocType", 
- "document_type": "", 
- "editable_grid": 1, 
- "engine": "InnoDB", 
+ "actions": [],
+ "creation": "2016-06-14 19:21:34.321662",
+ "doctype": "DocType",
+ "editable_grid": 1,
+ "engine": "InnoDB",
+ "field_order": [
+  "activity_type",
+  "description",
+  "billing_hours",
+  "billing_amount",
+  "time_sheet",
+  "timesheet_detail"
+ ],
  "fields": [
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "time_sheet", 
-   "fieldtype": "Link", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 1, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "Time Sheet", 
-   "length": 0, 
-   "no_copy": 0, 
-   "options": "Timesheet", 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "fieldname": "time_sheet",
+   "fieldtype": "Link",
+   "in_global_search": 1,
+   "in_list_view": 1,
+   "label": "Time Sheet",
+   "options": "Timesheet",
+   "read_only": 1
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "billing_hours", 
-   "fieldtype": "Float", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "Billing Hours", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 1, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "fieldname": "billing_hours",
+   "fieldtype": "Float",
+   "in_list_view": 1,
+   "label": "Billing Hours",
+   "read_only": 1
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "billing_amount", 
-   "fieldtype": "Currency", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "Billing Amount", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 1, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "fieldname": "billing_amount",
+   "fieldtype": "Currency",
+   "in_list_view": 1,
+   "label": "Billing Amount",
+   "read_only": 1
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 1, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "timesheet_detail", 
-   "fieldtype": "Data", 
-   "hidden": 1, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "label": "Timesheet Detail", 
-   "length": 0, 
-   "no_copy": 1, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 1, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 1, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
+   "allow_on_submit": 1,
+   "fieldname": "timesheet_detail",
+   "fieldtype": "Data",
+   "hidden": 1,
+   "label": "Timesheet Detail",
+   "no_copy": 1,
+   "print_hide": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "activity_type",
+   "fieldtype": "Link",
+   "in_list_view": 1,
+   "label": "Activity Type",
+   "options": "Activity Type",
+   "read_only": 1
+  },
+  {
+   "fieldname": "description",
+   "fieldtype": "Small Text",
+   "in_list_view": 1,
+   "label": "Description",
+   "read_only": 1
   }
- ], 
- "has_web_view": 0, 
- "hide_heading": 0, 
- "hide_toolbar": 0, 
- "idx": 0, 
- "image_view": 0, 
- "in_create": 0, 
- "is_submittable": 0, 
- "issingle": 0, 
- "istable": 1, 
- "max_attachments": 0, 
- "modified": "2019-02-18 18:50:44.770361", 
- "modified_by": "Administrator", 
- "module": "Accounts", 
- "name": "Sales Invoice Timesheet", 
- "name_case": "", 
- "owner": "Administrator", 
- "permissions": [], 
- "quick_entry": 1, 
- "read_only": 0, 
- "read_only_onload": 0, 
- "show_name_in_global_search": 0, 
- "sort_field": "modified", 
- "sort_order": "DESC", 
- "track_changes": 1, 
- "track_seen": 0, 
- "track_views": 0
+ ],
+ "istable": 1,
+ "links": [],
+ "modified": "2021-05-13 16:52:32.995266",
+ "modified_by": "Administrator",
+ "module": "Accounts",
+ "name": "Sales Invoice Timesheet",
+ "owner": "Administrator",
+ "permissions": [],
+ "quick_entry": 1,
+ "sort_field": "modified",
+ "sort_order": "DESC",
+ "track_changes": 1
 }
\ No newline at end of file
diff --git a/erpnext/hooks.py b/erpnext/hooks.py
index bb6cd8b..ca8ca87 100644
--- a/erpnext/hooks.py
+++ b/erpnext/hooks.py
@@ -304,7 +304,8 @@
 # if payment entry not in auto cancel exempted doctypes it will cancel payment entry.
 auto_cancel_exempted_doctypes= [
 	"Payment Entry",
-	"Inpatient Medication Entry"
+	"Inpatient Medication Entry",
+	"Timesheet"
 ]
 
 after_migrate = ["erpnext.setup.install.update_select_perm_after_install"]
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index 82d223c..cec2dd5 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -778,3 +778,4 @@
 erpnext.patches.v13_0.germany_make_custom_fields
 erpnext.patches.v13_0.germany_fill_debtor_creditor_number
 erpnext.patches.v13_0.set_pos_closing_as_failed
+erpnext.patches.v13_0.rename_billable_to_is_billable_in_timesheet
diff --git a/erpnext/patches/v7_0/convert_timelog_to_timesheet.py b/erpnext/patches/v7_0/convert_timelog_to_timesheet.py
index 3af6622..8c60b5b 100644
--- a/erpnext/patches/v7_0/convert_timelog_to_timesheet.py
+++ b/erpnext/patches/v7_0/convert_timelog_to_timesheet.py
@@ -51,7 +51,7 @@
 
 def get_timelog_data(data):
 	return {
-		'billable': data.billable,
+		'is_billable': data.billable,
 		'from_time': data.from_time,
 		'hours': data.hours,
 		'to_time': data.to_time,
diff --git a/erpnext/projects/doctype/timesheet/test_timesheet.py b/erpnext/projects/doctype/timesheet/test_timesheet.py
index d21ac0f..2b0c3ab 100644
--- a/erpnext/projects/doctype/timesheet/test_timesheet.py
+++ b/erpnext/projects/doctype/timesheet/test_timesheet.py
@@ -37,7 +37,7 @@
 		emp = make_employee("test_employee_6@salary.com")
 
 		make_salary_structure_for_timesheet(emp)
-		timesheet = make_timesheet(emp, simulate=True, billable=1)
+		timesheet = make_timesheet(emp, simulate=True, is_billable=1)
 
 		self.assertEqual(timesheet.total_hours, 2)
 		self.assertEqual(timesheet.total_billable_hours, 2)
@@ -49,7 +49,7 @@
 		emp = make_employee("test_employee_6@salary.com")
 
 		make_salary_structure_for_timesheet(emp)
-		timesheet = make_timesheet(emp, simulate=True, billable=0)
+		timesheet = make_timesheet(emp, simulate=True, is_billable=0)
 
 		self.assertEqual(timesheet.total_hours, 2)
 		self.assertEqual(timesheet.total_billable_hours, 0)
@@ -61,7 +61,7 @@
 		emp = make_employee("test_employee_6@salary.com", company="_Test Company")
 
 		salary_structure = make_salary_structure_for_timesheet(emp)
-		timesheet = make_timesheet(emp, simulate = True, billable=1)
+		timesheet = make_timesheet(emp, simulate = True, is_billable=1)
 		salary_slip = make_salary_slip(timesheet.name)
 		salary_slip.submit()
 
@@ -82,7 +82,7 @@
 	def test_sales_invoice_from_timesheet(self):
 		emp = make_employee("test_employee_6@salary.com")
 
-		timesheet = make_timesheet(emp, simulate=True, billable=1)
+		timesheet = make_timesheet(emp, simulate=True, is_billable=1)
 		sales_invoice = make_sales_invoice(timesheet.name, '_Test Item', '_Test Customer')
 		sales_invoice.due_date = nowdate()
 		sales_invoice.submit()
@@ -100,7 +100,7 @@
 		emp = make_employee("test_employee_6@salary.com")
 		project = frappe.get_value("Project", {"project_name": "_Test Project"})
 
-		timesheet = make_timesheet(emp, simulate=True, billable=1, project=project, company='_Test Company')
+		timesheet = make_timesheet(emp, simulate=True, is_billable=1, project=project, company='_Test Company')
 		sales_invoice = create_sales_invoice(do_not_save=True)
 		sales_invoice.project = project
 		sales_invoice.submit()
@@ -171,13 +171,13 @@
 	return salary_structure
 
 
-def make_timesheet(employee, simulate=False, billable = 0, activity_type="_Test Activity Type", project=None, task=None, company=None):
+def make_timesheet(employee, simulate=False, is_billable = 0, activity_type="_Test Activity Type", project=None, task=None, company=None):
 	update_activity_type(activity_type)
 	timesheet = frappe.new_doc("Timesheet")
 	timesheet.employee = employee
 	timesheet.company = company or '_Test Company'
 	timesheet_detail = timesheet.append('time_logs', {})
-	timesheet_detail.billable = billable
+	timesheet_detail.is_billable = is_billable
 	timesheet_detail.activity_type = activity_type
 	timesheet_detail.from_time = now_datetime()
 	timesheet_detail.hours = 2
diff --git a/erpnext/projects/doctype/timesheet/timesheet.js b/erpnext/projects/doctype/timesheet/timesheet.js
index b123af5..5554ed9 100644
--- a/erpnext/projects/doctype/timesheet/timesheet.js
+++ b/erpnext/projects/doctype/timesheet/timesheet.js
@@ -90,17 +90,50 @@
 		}
 		if(frm.doc.per_billed > 0) {
 			frm.fields_dict["time_logs"].grid.toggle_enable("billing_hours", false);
-			frm.fields_dict["time_logs"].grid.toggle_enable("billable", false);
+			frm.fields_dict["time_logs"].grid.toggle_enable("is_billable", false);
 		}
+		frm.trigger('setup_filters');
+	},
+
+	customer: function(frm) {
+		frm.set_query('parent_project', function(doc) {
+			return {
+				filters: {
+					"customer": doc.customer
+				}
+			};
+		});
+		frm.set_query('project', 'time_logs', function(doc) {
+			return {
+				filters: {
+					"customer": doc.customer
+				}
+			};
+		});
+		frm.refresh();
 	},
 
 	make_invoice: function(frm) {
+		let fields = [{
+			"fieldtype": "Link",
+			"label": __("Item Code"),
+			"fieldname": "item_code",
+			"options": "Item"
+		}]
+
+		if (!frm.doc.customer) {
+			fields.push({
+				"fieldtype": "Link",
+				"label": __("Customer"),
+				"fieldname": "customer",
+				"options": "Customer",
+				"default": frm.doc.customer
+			});
+		}
+
 		let dialog = new frappe.ui.Dialog({
-			title: __("Select Item (optional)"),
-			fields: [
-				{"fieldtype": "Link", "label": __("Item Code"), "fieldname": "item_code", "options":"Item"},
-				{"fieldtype": "Link", "label": __("Customer"), "fieldname": "customer", "options":"Customer"}
-			]
+			title: __("Create Sales Invoice"),
+			fields: fields
 		});
 
 		dialog.set_primary_action(__('Create Sales Invoice'), () => {
@@ -113,7 +146,8 @@
 				args: {
 					"source_name": frm.doc.name,
 					"item_code": args.item_code,
-					"customer": args.customer
+					"customer": frm.doc.customer || args.customer,
+					"currency": frm.doc.currency
 				},
 				freeze: true,
 				callback: function(r) {
@@ -136,8 +170,7 @@
 
 	parent_project: function(frm) {
 		set_project_in_timelog(frm);
-	},
-
+	}
 });
 
 frappe.ui.form.on("Timesheet Detail", {
@@ -196,7 +229,7 @@
 		calculate_billing_costing_amount(frm, cdt, cdn);
 	},
 
-	billable: function(frm, cdt, cdn) {
+	is_billable: function(frm, cdt, cdn) {
 		update_billing_hours(frm, cdt, cdn);
 		update_time_rates(frm, cdt, cdn);
 		calculate_billing_costing_amount(frm, cdt, cdn);
@@ -239,9 +272,9 @@
 	}
 };
 
-var update_billing_hours = function(frm, cdt, cdn){
-	var child = locals[cdt][cdn];
-	if(!child.billable) {
+var update_billing_hours = function(frm, cdt, cdn) {
+	let child = frappe.get_doc(cdt, cdn);
+	if (!child.is_billable) {
 		frappe.model.set_value(cdt, cdn, 'billing_hours', 0.0);
 	} else {
 		// bill all hours by default
@@ -249,19 +282,19 @@
 	}
 };
 
-var update_time_rates = function(frm, cdt, cdn){
-	var child = locals[cdt][cdn];
-	if(!child.billable){
+var update_time_rates = function(frm, cdt, cdn) {
+	let child = frappe.get_doc(cdt, cdn);
+	if (!child.is_billable) {
 		frappe.model.set_value(cdt, cdn, 'billing_rate', 0.0);
 	}
 };
 
-var calculate_billing_costing_amount = function(frm, cdt, cdn){
-	var child = locals[cdt][cdn];
-	var billing_amount = 0.0;
-	var costing_amount = 0.0;
+var calculate_billing_costing_amount = function(frm, cdt, cdn) {
+	let child = frappe.get_doc(cdt, cdn);
+	let billing_amount = 0.0;
+	let costing_amount = 0.0;
 
-	if(child.billing_hours && child.billable){
+	if (child.billing_hours && child.is_billable) {
 		billing_amount = (child.billing_hours * child.billing_rate);
 	}
 	costing_amount = flt(child.costing_rate * child.hours);
@@ -271,18 +304,18 @@
 };
 
 var calculate_time_and_amount = function(frm) {
-	var tl = frm.doc.time_logs || [];
-	var total_working_hr = 0;
-	var total_billing_hr = 0;
-	var total_billable_amount = 0;
-	var total_costing_amount = 0;
+	let tl = frm.doc.time_logs || [];
+	let total_working_hr = 0;
+	let total_billing_hr = 0;
+	let total_billable_amount = 0;
+	let total_costing_amount = 0;
 	for(var i=0; i<tl.length; i++) {
 		if (tl[i].hours) {
 			total_working_hr += tl[i].hours;
 			total_billable_amount += tl[i].billing_amount;
 			total_costing_amount += tl[i].costing_amount;
 
-			if(tl[i].billable){
+			if (tl[i].is_billable) {
 				total_billing_hr += tl[i].billing_hours;
 			}
 		}
diff --git a/erpnext/projects/doctype/timesheet/timesheet.json b/erpnext/projects/doctype/timesheet/timesheet.json
index b286821..23e6ede 100644
--- a/erpnext/projects/doctype/timesheet/timesheet.json
+++ b/erpnext/projects/doctype/timesheet/timesheet.json
@@ -11,6 +11,8 @@
   "title",
   "naming_series",
   "company",
+  "customer",
+  "currency",
   "sales_invoice",
   "column_break_3",
   "salary_slip",
@@ -176,7 +178,6 @@
    "default": "0",
    "fieldname": "total_hours",
    "fieldtype": "Float",
-   "in_list_view": 1,
    "label": "Total Working Hours",
    "read_only": 1
   },
@@ -199,7 +200,6 @@
    "allow_on_submit": 1,
    "fieldname": "total_billed_hours",
    "fieldtype": "Float",
-   "in_list_view": 1,
    "label": "Total Billed Hours",
    "print_hide": 1,
    "read_only": 1
@@ -209,6 +209,7 @@
    "fieldname": "total_costing_amount",
    "fieldtype": "Currency",
    "label": "Total Costing Amount",
+   "options": "currency",
    "print_hide": 1,
    "read_only": 1
   },
@@ -222,6 +223,7 @@
    "fieldname": "total_billable_amount",
    "fieldtype": "Currency",
    "label": "Total Billable Amount",
+   "options": "currency",
    "read_only": 1
   },
   {
@@ -229,6 +231,7 @@
    "fieldname": "total_billed_amount",
    "fieldtype": "Currency",
    "label": "Total Billed Amount",
+   "options": "currency",
    "print_hide": 1,
    "read_only": 1
   },
@@ -236,6 +239,7 @@
    "allow_on_submit": 1,
    "fieldname": "per_billed",
    "fieldtype": "Percent",
+   "in_list_view": 1,
    "label": "% Amount Billed",
    "no_copy": 1,
    "print_hide": 1,
@@ -265,13 +269,27 @@
    "fieldtype": "Link",
    "label": "Project",
    "options": "Project"
+  },
+  {
+   "fieldname": "customer",
+   "fieldtype": "Link",
+   "label": "Customer",
+   "options": "Customer"
+  },
+  {
+   "fetch_from": "customer.default_currency",
+   "fetch_if_empty": 1,
+   "fieldname": "currency",
+   "fieldtype": "Link",
+   "label": "Currency",
+   "options": "Currency"
   }
  ],
  "icon": "fa fa-clock-o",
  "idx": 1,
  "is_submittable": 1,
  "links": [],
- "modified": "2021-01-08 20:51:14.590080",
+ "modified": "2021-05-13 17:13:29.954960",
  "modified_by": "Administrator",
  "module": "Projects",
  "name": "Timesheet",
diff --git a/erpnext/projects/doctype/timesheet/timesheet.py b/erpnext/projects/doctype/timesheet/timesheet.py
index 8d99b48..2cac7be 100644
--- a/erpnext/projects/doctype/timesheet/timesheet.py
+++ b/erpnext/projects/doctype/timesheet/timesheet.py
@@ -47,7 +47,7 @@
 
 			self.total_hours += flt(d.hours)
 			self.total_costing_amount += flt(d.costing_amount)
-			if d.billable:
+			if d.is_billable:
 				self.total_billable_hours += flt(d.billing_hours)
 				self.total_billable_amount += flt(d.billing_amount)
 				self.total_billed_amount += flt(d.billing_amount) if d.sales_invoice else 0.0
@@ -59,7 +59,7 @@
 			self.per_billed = (self.total_billed_amount * 100) / self.total_billable_amount
 
 	def update_billing_hours(self, args):
-		if args.billable:
+		if args.is_billable:
 			if flt(args.billing_hours) == 0.0:
 				args.billing_hours = args.hours
 		else:
@@ -133,16 +133,20 @@
 	def validate_time_logs(self):
 		for data in self.get('time_logs'):
 			self.validate_overlap(data)
-			self.validate_task_project()
+			self.validate_task_project(data)
+			self.validate_project(data)
 
 	def validate_overlap(self, data):
 		settings = frappe.get_single('Projects Settings')
 		self.validate_overlap_for("user", data, self.user, settings.ignore_user_time_overlap)
 		self.validate_overlap_for("employee", data, self.employee, settings.ignore_employee_time_overlap)
 
-	def validate_task_project(self):
-		for log in self.time_logs:
-			log.project = log.project or frappe.db.get_value("Task", log.task, "project")
+	def validate_task_project(self, data):
+		data.project = data.project or frappe.db.get_value("Task", data.task, "project")
+
+	def validate_project(self, data):
+		if self.parent_project != data.project:
+			frappe.throw(_("Row {0}: Poject must be same as {1}.")).format(data.idx, self.parent_project)
 
 	def validate_overlap_for(self, fieldname, args, value, ignore_validation=False):
 		if not value or ignore_validation:
@@ -189,7 +193,7 @@
 
 	def update_cost(self):
 		for data in self.time_logs:
-			if data.activity_type or data.billable:
+			if data.activity_type or data.is_billable:
 				rate = get_activity_cost(self.employee, data.activity_type)
 				hours = data.billing_hours or 0
 				costing_hours = data.billing_hours or data.hours or 0
@@ -200,20 +204,31 @@
 					data.costing_amount = data.costing_rate * costing_hours
 
 	def update_time_rates(self, ts_detail):
-		if not ts_detail.billable:
+		if not ts_detail.is_billable:
 			ts_detail.billing_rate = 0.0
 
 @frappe.whitelist()
-def get_projectwise_timesheet_data(project, parent=None, from_time=None, to_time=None):
-	condition = ''
+def get_projectwise_timesheet_data(project, parent=None, from_time=None, to_time=None, currency=None):
+	condition = field = join = ''
 	if parent:
-		condition = "AND parent = %(parent)s"
+		condition = "AND tsd.parent = %(parent)s"
 	if from_time and to_time:
-		condition += "AND CAST(from_time as DATE) BETWEEN %(from_time)s AND %(to_time)s"
+		condition += "AND CAST(tsd.from_time as DATE) BETWEEN %(from_time)s AND %(to_time)s"
+	if currency:
+		field = ", ts.currency as currency"
+		join = " INNER JOIN `tabTimesheet` ts ON ts.name = tsd.parent "
+		condition += " AND ts.currency = %(currency)s"
 
-	return frappe.db.sql("""select name, parent, billing_hours, billing_amount as billing_amt
-			from `tabTimesheet Detail` where parenttype = 'Timesheet' and docstatus=1 and project = %(project)s {0} and billable = 1
-			and sales_invoice is null""".format(condition), {'project': project, 'parent': parent, 'from_time': from_time, 'to_time': to_time}, as_dict=1)
+	return frappe.db.sql("""SELECT tsd.name as name, 
+				tsd.parent as parent, tsd.billing_hours as billing_hours, 
+				tsd.billing_amount as billing_amount, tsd.activity_type as activity_type, 
+				tsd.description as description {0}
+			FROM `tabTimesheet Detail` tsd 
+				{1} where tsd.parenttype = 'Timesheet' 
+				and tsd.docstatus=1 
+				and tsd.project = %(project)s {2} 
+				and tsd.is_billable = 1
+				and tsd.sales_invoice is null""".format(field, join, condition), {'project': project, 'parent': parent, 'from_time': from_time, 'to_time': to_time, 'currency': currency}, as_dict=1)
 
 @frappe.whitelist()
 @frappe.validate_and_sanitize_search_inputs
@@ -250,7 +265,7 @@
 	}
 
 @frappe.whitelist()
-def make_sales_invoice(source_name, item_code=None, customer=None):
+def make_sales_invoice(source_name, item_code=None, customer=None, currency=None):
 	target = frappe.new_doc("Sales Invoice")
 	timesheet = frappe.get_doc('Timesheet', source_name)
 
@@ -268,6 +283,9 @@
 	if customer:
 		target.customer = customer
 
+	if currency:
+		target.currency = currency
+
 	if item_code:
 		target.append('items', {
 			'item_code': item_code,
@@ -275,11 +293,16 @@
 			'rate': billing_rate
 		})
 
-	target.append('timesheets', {
-		'time_sheet': timesheet.name,
-		'billing_hours': hours,
-		'billing_amount': billing_amount
-	})
+	for time_log in timesheet.time_logs:
+		if time_log.is_billable:
+			target.append('timesheets', {
+				'time_sheet': timesheet.name,
+				'billing_hours': time_log.billing_hours,
+				'billing_amount': time_log.billing_amount,
+				'timesheet_detail': time_log.name,
+				'activity_type': time_log.activity_type,
+				'description': time_log.description
+			})
 
 	target.run_method("calculate_billing_amount_for_timesheet")
 	target.run_method("set_missing_values")
diff --git a/erpnext/projects/doctype/timesheet_detail/timesheet_detail.json b/erpnext/projects/doctype/timesheet_detail/timesheet_detail.json
index a9b3bfb..0c9ed0b 100644
--- a/erpnext/projects/doctype/timesheet_detail/timesheet_detail.json
+++ b/erpnext/projects/doctype/timesheet_detail/timesheet_detail.json
@@ -1,979 +1,247 @@
 {
- "allow_copy": 0, 
- "allow_events_in_timeline": 0, 
- "allow_guest_to_view": 0, 
- "allow_import": 0, 
- "allow_rename": 0, 
- "beta": 0, 
- "creation": "2013-03-05 09:11:06", 
- "custom": 0, 
- "docstatus": 0, 
- "doctype": "DocType", 
- "document_type": "Document", 
- "editable_grid": 1, 
+ "actions": [],
+ "creation": "2013-03-05 09:11:06",
+ "doctype": "DocType",
+ "document_type": "Document",
+ "editable_grid": 1,
+ "engine": "InnoDB",
+ "field_order": [
+  "activity_type",
+  "from_time",
+  "description",
+  "section_break_3",
+  "expected_hours",
+  "to_time",
+  "hours",
+  "completed",
+  "section_break_7",
+  "completed_qty",
+  "workstation",
+  "column_break_12",
+  "operation",
+  "operation_id",
+  "project_details",
+  "project",
+  "project_name",
+  "column_break_2",
+  "task",
+  "section_break_6",
+  "is_billable",
+  "sales_invoice",
+  "column_break_8",
+  "billing_hours",
+  "section_break_11",
+  "billing_rate",
+  "billing_amount",
+  "column_break_14",
+  "costing_rate",
+  "costing_amount"
+ ],
  "fields": [
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "activity_type", 
-   "fieldtype": "Link", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "Activity Type", 
-   "length": 0, 
-   "no_copy": 0, 
-   "options": "Activity Type", 
-   "permlevel": 0, 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "fieldname": "activity_type",
+   "fieldtype": "Link",
+   "in_list_view": 1,
+   "label": "Activity Type",
+   "options": "Activity Type"
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 2, 
-   "fieldname": "from_time", 
-   "fieldtype": "Datetime", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "From Time", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "columns": 2,
+   "fieldname": "from_time",
+   "fieldtype": "Datetime",
+   "in_list_view": 1,
+   "label": "From Time"
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "section_break_3", 
-   "fieldtype": "Column Break", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "fieldname": "section_break_3",
+   "fieldtype": "Column Break"
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "expected_hours", 
-   "fieldtype": "Float", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "label": "Expected Hrs", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "fieldname": "expected_hours",
+   "fieldtype": "Float",
+   "label": "Expected Hrs"
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 1, 
-   "fieldname": "hours", 
-   "fieldtype": "Float", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 1, 
-   "in_standard_filter": 0, 
-   "label": "Hrs", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "columns": 1,
+   "fieldname": "hours",
+   "fieldtype": "Float",
+   "in_list_view": 1,
+   "label": "Hrs"
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "to_time", 
-   "fieldtype": "Datetime", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "label": "To Time", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "fieldname": "to_time",
+   "fieldtype": "Datetime",
+   "label": "To Time"
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "default": "0", 
-   "fieldname": "completed", 
-   "fieldtype": "Check", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "label": "Completed", 
-   "length": 0, 
-   "no_copy": 0, 
-   "options": "", 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "default": "0",
+   "fieldname": "completed",
+   "fieldtype": "Check",
+   "label": "Completed"
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "section_break_7", 
-   "fieldtype": "Section Break", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 0, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 0, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "fieldname": "section_break_7",
+   "fieldtype": "Section Break"
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "depends_on": "eval:parent.work_order", 
-   "fieldname": "completed_qty", 
-   "fieldtype": "Float", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "label": "Completed Qty", 
-   "length": 0, 
-   "no_copy": 0, 
-   "permlevel": 0, 
-   "precision": "", 
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-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
-  }, 
+   "allow_on_submit": 1,
+   "columns": 1,
+   "default": "0",
+   "fieldname": "is_billable",
+   "fieldtype": "Check",
+   "in_list_view": 1,
+   "label": "Is Billable",
+   "print_hide": 1
+  },
   {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 1, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
-   "fieldname": "sales_invoice", 
-   "fieldtype": "Link", 
-   "hidden": 0, 
-   "ignore_user_permissions": 0, 
-   "ignore_xss_filter": 0, 
-   "in_filter": 0, 
-   "in_global_search": 0, 
-   "in_list_view": 0, 
-   "in_standard_filter": 0, 
-   "label": "Sales Invoice", 
-   "length": 0, 
-   "no_copy": 1, 
-   "options": "Sales Invoice", 
-   "permlevel": 0, 
-   "precision": "", 
-   "print_hide": 1, 
-   "print_hide_if_no_value": 0, 
-   "read_only": 1, 
-   "remember_last_selected_value": 0, 
-   "report_hide": 0, 
-   "reqd": 0, 
-   "search_index": 0, 
-   "set_only_once": 0, 
-   "translatable": 0, 
-   "unique": 0
+   "fetch_from": "project.project_name",
+   "fieldname": "project_name",
+   "fieldtype": "Data",
+   "label": "Project Name",
+   "read_only": 1
+  },
+  {
+   "fieldname": "description",
+   "fieldtype": "Small Text",
+   "label": "Description"
   }
- ], 
- "has_web_view": 0, 
- "hide_heading": 0, 
- "hide_toolbar": 0, 
- "idx": 1, 
- "image_view": 0, 
- "in_create": 0, 
- "is_submittable": 0, 
- "issingle": 0, 
- "istable": 1, 
- "max_attachments": 0, 
- "modified": "2019-02-18 18:55:53.190526", 
- "modified_by": "Administrator", 
- "module": "Projects", 
- "name": "Timesheet Detail", 
- "owner": "Administrator", 
- "permissions": [], 
- "quick_entry": 1, 
- "read_only": 0, 
- "read_only_onload": 0, 
- "show_name_in_global_search": 0, 
- "sort_order": "ASC", 
- "track_changes": 0, 
- "track_seen": 0, 
- "track_views": 0
+ ],
+ "idx": 1,
+ "istable": 1,
+ "links": [],
+ "modified": "2021-05-15 16:16:10.688694",
+ "modified_by": "Administrator",
+ "module": "Projects",
+ "name": "Timesheet Detail",
+ "owner": "Administrator",
+ "permissions": [],
+ "quick_entry": 1,
+ "sort_field": "modified",
+ "sort_order": "ASC"
 }
\ No newline at end of file
diff --git a/erpnext/projects/report/billing_summary.py b/erpnext/projects/report/billing_summary.py
index 6c3c05f..5efde41 100644
--- a/erpnext/projects/report/billing_summary.py
+++ b/erpnext/projects/report/billing_summary.py
@@ -126,7 +126,7 @@
 	timesheet_details = frappe.get_all(
 		"Timesheet Detail",
 		filters = timesheet_details_filter,
-		fields=["from_time", "to_time", "hours", "billable", "billing_hours", "billing_rate", "parent"]
+		fields=["from_time", "to_time", "hours", "is_billable", "billing_hours", "billing_rate", "parent"]
 	)
 
 	timesheet_details_map = frappe._dict()
@@ -139,7 +139,7 @@
 	precision = frappe.get_precision("Timesheet Detail", "hours")
 	activity_duration = time_diff_in_hours(end_time, start_time)
 	billing_duration = 0.0
-	if activity.billable:
+	if activity.is_billable:
 		billing_duration = activity.billing_hours
 		if activity_duration != activity.billing_hours:
 			billing_duration = activity_duration * activity.billing_hours / activity.hours
diff --git a/erpnext/projects/report/employee_hours_utilization_based_on_timesheet/employee_hours_utilization_based_on_timesheet.py b/erpnext/projects/report/employee_hours_utilization_based_on_timesheet/employee_hours_utilization_based_on_timesheet.py
index 842fd4d..4d22f46 100644
--- a/erpnext/projects/report/employee_hours_utilization_based_on_timesheet/employee_hours_utilization_based_on_timesheet.py
+++ b/erpnext/projects/report/employee_hours_utilization_based_on_timesheet/employee_hours_utilization_based_on_timesheet.py
@@ -140,7 +140,7 @@
 					additional_filters += f"AND tt.{field} = '{self.filters.get(field)}'"
 
 		self.filtered_time_logs = frappe.db.sql('''
-			SELECT tt.employee AS employee, ttd.hours AS hours, ttd.billable AS billable, ttd.project AS project
+			SELECT tt.employee AS employee, ttd.hours AS hours, ttd.is_billable AS is_billable, ttd.project AS project
 			FROM `tabTimesheet Detail` AS ttd
 			JOIN `tabTimesheet` AS tt
 				ON ttd.parent = tt.name
@@ -153,14 +153,14 @@
 	def generate_stats_by_employee(self):
 		self.stats_by_employee = frappe._dict()
 
-		for emp, hours, billable, project in self.filtered_time_logs:
+		for emp, hours, is_billable, project in self.filtered_time_logs:
 			self.stats_by_employee.setdefault(
 				emp, frappe._dict()
 			).setdefault('billed_hours', 0.0)
 
 			self.stats_by_employee[emp].setdefault('non_billed_hours', 0.0)
 
-			if billable:
+			if is_billable:
 				self.stats_by_employee[emp]['billed_hours'] += flt(hours, 2)
 			else:
 				self.stats_by_employee[emp]['non_billed_hours'] += flt(hours, 2)
diff --git a/erpnext/projects/report/employee_hours_utilization_based_on_timesheet/test_employee_util.py b/erpnext/projects/report/employee_hours_utilization_based_on_timesheet/test_employee_util.py
index fa87827..0e5a597 100644
--- a/erpnext/projects/report/employee_hours_utilization_based_on_timesheet/test_employee_util.py
+++ b/erpnext/projects/report/employee_hours_utilization_based_on_timesheet/test_employee_util.py
@@ -31,7 +31,7 @@
         timesheet1.append("time_logs", {
             "activity_type": get_random("Activity Type"),
             "hours": 5,
-            "billable": 1,
+            "is_billable": 1,
             "from_time": '2021-04-01 13:30:00.000000',
             "to_time": '2021-04-01 18:30:00.000000'
         })
@@ -46,7 +46,7 @@
         timesheet2.append("time_logs", {
             "activity_type": get_random("Activity Type"),
             "hours": 10,
-            "billable": 0,
+            "is_billable": 0,
             "from_time": '2021-04-01 13:30:00.000000',
             "to_time": '2021-04-01 23:30:00.000000',
             "project": cls.test_project.name
diff --git a/erpnext/projects/report/project_profitability/test_project_profitability.py b/erpnext/projects/report/project_profitability/test_project_profitability.py
index 7fe28b1..f2b9c25 100644
--- a/erpnext/projects/report/project_profitability/test_project_profitability.py
+++ b/erpnext/projects/report/project_profitability/test_project_profitability.py
@@ -14,7 +14,7 @@
 		if not frappe.db.exists('Salary Component', 'Timesheet Component'):
 			frappe.get_doc({'doctype': 'Salary Component', 'salary_component': 'Timesheet Component'}).insert()
 		make_salary_structure_for_timesheet(emp, company='_Test Company')
-		self.timesheet = make_timesheet(emp, simulate = True, billable=1)
+		self.timesheet = make_timesheet(emp, simulate = True, is_billable=1)
 		self.salary_slip = make_salary_slip(self.timesheet.name)
 		self.salary_slip.submit()
 		self.sales_invoice = make_sales_invoice(self.timesheet.name, '_Test Item', '_Test Customer')
diff --git a/erpnext/public/js/utils.js b/erpnext/public/js/utils.js
index 472746a..3900450 100755
--- a/erpnext/public/js/utils.js
+++ b/erpnext/public/js/utils.js
@@ -724,6 +724,18 @@
 	}
 }
 
+frappe.form.link_formatters['Project'] = function(value, doc) {
+	if (doc && value && doc.project_name && doc.project_name !== value && doc.project === value) {
+		return value + ': ' + doc.project_name;
+	} else if (!value && doc.doctype && doc.project_name) {
+		// format blank value in child table
+		return doc.project;
+	} else {
+		// if value is blank in report view or project name and name are the same, return as is
+		return value;
+	}
+}
+
 // add description on posting time
 $(document).on('app_ready', function() {
 	if(!frappe.datetime.is_timezone_same()) {