diff --git a/erpnext/accounts/doctype/opening_invoice_creation_tool/opening_invoice_creation_tool.py b/erpnext/accounts/doctype/opening_invoice_creation_tool/opening_invoice_creation_tool.py
index 2a923f0..ddb833f 100644
--- a/erpnext/accounts/doctype/opening_invoice_creation_tool/opening_invoice_creation_tool.py
+++ b/erpnext/accounts/doctype/opening_invoice_creation_tool/opening_invoice_creation_tool.py
@@ -159,7 +159,8 @@
 			frappe.scrub(row.party_type): row.party,
 			"is_pos": 0,
 			"doctype": "Sales Invoice" if self.invoice_type == "Sales" else "Purchase Invoice",
-			"update_stock": 0
+			"update_stock": 0,
+			"invoice_number": row.invoice_number
 		})
 
 		accounting_dimension = get_accounting_dimensions()
@@ -200,10 +201,13 @@
 	names = []
 	for idx, d in enumerate(invoices):
 		try:
+			invoice_number = None
+			if d.invoice_number:
+				invoice_number = d.invoice_number
 			publish(idx, len(invoices), d.doctype)
 			doc = frappe.get_doc(d)
 			doc.flags.ignore_mandatory = True
-			doc.insert()
+			doc.insert(set_name=invoice_number)
 			doc.submit()
 			frappe.db.commit()
 			names.append(doc.name)
diff --git a/erpnext/accounts/doctype/opening_invoice_creation_tool/test_opening_invoice_creation_tool.py b/erpnext/accounts/doctype/opening_invoice_creation_tool/test_opening_invoice_creation_tool.py
index c795e83..07c72bd 100644
--- a/erpnext/accounts/doctype/opening_invoice_creation_tool/test_opening_invoice_creation_tool.py
+++ b/erpnext/accounts/doctype/opening_invoice_creation_tool/test_opening_invoice_creation_tool.py
@@ -18,10 +18,10 @@
 		if not frappe.db.exists("Company", "_Test Opening Invoice Company"):
 			make_company()
 
-	def make_invoices(self, invoice_type="Sales", company=None, party_1=None, party_2=None):
+	def make_invoices(self, invoice_type="Sales", company=None, party_1=None, party_2=None, invoice_number=None):
 		doc = frappe.get_single("Opening Invoice Creation Tool")
 		args = get_opening_invoice_creation_dict(invoice_type=invoice_type, company=company,
-			party_1=party_1, party_2=party_2)
+			party_1=party_1, party_2=party_2, invoice_number=invoice_number)
 		doc.update(args)
 		return doc.make_invoices()
 
@@ -92,6 +92,20 @@
 		# teardown
 		frappe.db.set_value("Company", company, "default_receivable_account", old_default_receivable_account)
 
+	def test_renaming_of_invoice_using_invoice_number_field(self):
+		company = "_Test Opening Invoice Company"
+		party_1, party_2 = make_customer("Customer A"), make_customer("Customer B")
+		self.make_invoices(company=company, party_1=party_1, party_2=party_2, invoice_number="TEST-NEW-INV-11")
+
+		sales_inv1 = frappe.get_all('Sales Invoice', filters={'customer':'Customer A'})[0].get("name")
+		sales_inv2 = frappe.get_all('Sales Invoice', filters={'customer':'Customer B'})[0].get("name")
+		self.assertEqual(sales_inv1, "TEST-NEW-INV-11")
+
+		#teardown
+		for inv in [sales_inv1, sales_inv2]:
+			doc = frappe.get_doc('Sales Invoice', inv)
+			doc.cancel()
+
 def get_opening_invoice_creation_dict(**args):
 	party = "Customer" if args.get("invoice_type", "Sales") == "Sales" else "Supplier"
 	company = args.get("company", "_Test Company")
@@ -107,7 +121,8 @@
 				"item_name": "Opening Item",
 				"due_date": "2016-09-10",
 				"posting_date": "2016-09-05",
-				"temporary_opening_account": get_temporary_opening_account(company)
+				"temporary_opening_account": get_temporary_opening_account(company),
+				"invoice_number": args.get("invoice_number")
 			},
 			{
 				"qty": 2.0,
@@ -116,7 +131,8 @@
 				"item_name": "Opening Item",
 				"due_date": "2016-09-10",
 				"posting_date": "2016-09-05",
-				"temporary_opening_account": get_temporary_opening_account(company)
+				"temporary_opening_account": get_temporary_opening_account(company),
+				"invoice_number": None
 			}
 		]
 	})
diff --git a/erpnext/accounts/doctype/opening_invoice_creation_tool_item/opening_invoice_creation_tool_item.json b/erpnext/accounts/doctype/opening_invoice_creation_tool_item/opening_invoice_creation_tool_item.json
index 4ce8cb9..040624f 100644
--- a/erpnext/accounts/doctype/opening_invoice_creation_tool_item/opening_invoice_creation_tool_item.json
+++ b/erpnext/accounts/doctype/opening_invoice_creation_tool_item/opening_invoice_creation_tool_item.json
@@ -1,9 +1,11 @@
 {
+ "actions": [],
  "creation": "2017-08-29 04:26:36.159247",
  "doctype": "DocType",
  "editable_grid": 1,
  "engine": "InnoDB",
  "field_order": [
+  "invoice_number",
   "party_type",
   "party",
   "temporary_opening_account",
@@ -103,10 +105,17 @@
   {
    "fieldname": "dimension_col_break",
    "fieldtype": "Column Break"
+  },
+  {
+   "description": "Reference number of the invoice from the previous system",
+   "fieldname": "invoice_number",
+   "fieldtype": "Data",
+   "label": "Invoice Number"
   }
  ],
  "istable": 1,
- "modified": "2019-07-25 15:00:00.460695",
+ "links": [],
+ "modified": "2021-12-13 18:15:41.295007",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Opening Invoice Creation Tool Item",
diff --git a/erpnext/accounts/doctype/subscription_plan/subscription_plan.json b/erpnext/accounts/doctype/subscription_plan/subscription_plan.json
index 878ae09..563df79 100644
--- a/erpnext/accounts/doctype/subscription_plan/subscription_plan.json
+++ b/erpnext/accounts/doctype/subscription_plan/subscription_plan.json
@@ -75,7 +75,8 @@
    "fieldname": "cost",
    "fieldtype": "Currency",
    "in_list_view": 1,
-   "label": "Cost"
+   "label": "Cost",
+   "options": "currency"
   },
   {
    "depends_on": "eval:doc.price_determination==\"Based On Price List\"",
@@ -147,7 +148,7 @@
   }
  ],
  "links": [],
- "modified": "2021-08-13 10:53:44.205774",
+ "modified": "2021-12-10 15:24:15.794477",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Subscription Plan",
diff --git a/erpnext/public/js/utils.js b/erpnext/public/js/utils.js
index 6654048..93a2731 100755
--- a/erpnext/public/js/utils.js
+++ b/erpnext/public/js/utils.js
@@ -888,9 +888,11 @@
 function set_time_to_resolve_and_response(frm, apply_sla_for_resolution) {
 	frm.dashboard.clear_headline();
 
-	let time_to_respond = get_status(frm.doc.response_by);
+	let time_to_respond;
 	if (!frm.doc.first_responded_on) {
 		time_to_respond = get_time_left(frm.doc.response_by, frm.doc.agreement_status);
+	} else {
+		time_to_respond = get_status(frm.doc.response_by, frm.doc.first_responded_on);
 	}
 
 	let alert = `
@@ -903,9 +905,11 @@
 
 
 	if (apply_sla_for_resolution) {
-		let time_to_resolve = get_status(frm.doc.resolution_by);
+		let time_to_resolve;
 		if (!frm.doc.resolution_date) {
 			time_to_resolve = get_time_left(frm.doc.resolution_by, frm.doc.agreement_status);
+		} else {
+			time_to_resolve = get_status(frm.doc.resolution_by, frm.doc.resolution_date);
 		}
 
 		alert += `
@@ -928,8 +932,8 @@
 	return {'diff_display': diff_display, 'indicator': indicator};
 }
 
-function get_status(timestamp) {
-	const time_left = moment(timestamp).diff(moment());
+function get_status(expected, actual) {
+	const time_left = moment(expected).diff(moment(actual));
 	if (time_left >= 0) {
 		return {'diff_display': 'Fulfilled', 'indicator': 'green'};
 	} else {