diff --git a/erpnext/accounts/doctype/journal_entry/journal_entry.js b/erpnext/accounts/doctype/journal_entry/journal_entry.js
index 1ecde64..ec17e34 100644
--- a/erpnext/accounts/doctype/journal_entry/journal_entry.js
+++ b/erpnext/accounts/doctype/journal_entry/journal_entry.js
@@ -58,7 +58,7 @@
 						filters: [
 							[opts[1], opts[2], "=", jvd.party],
 							[opts[1], "docstatus", "=", 1],
-							[opts[1], "outstanding_amount", ">", 0]
+							[opts[1], "outstanding_amount", "!=", 0]
 						]
 					};
 				});
diff --git a/erpnext/accounts/doctype/journal_entry/journal_entry.py b/erpnext/accounts/doctype/journal_entry/journal_entry.py
index dc620ed..f0630ce 100644
--- a/erpnext/accounts/doctype/journal_entry/journal_entry.py
+++ b/erpnext/accounts/doctype/journal_entry/journal_entry.py
@@ -156,12 +156,10 @@
 							.format(d.against_jv, dr_or_cr))
 
 	def validate_against_sales_invoice(self):
-		payment_against_voucher = self.validate_account_in_against_voucher("against_invoice", "Sales Invoice")
-		self.validate_against_invoice_fields("Sales Invoice", payment_against_voucher)
+		self.validate_account_in_against_voucher("against_invoice", "Sales Invoice")
 
 	def validate_against_purchase_invoice(self):
-		payment_against_voucher = self.validate_account_in_against_voucher("against_voucher", "Purchase Invoice")
-		self.validate_against_invoice_fields("Purchase Invoice", payment_against_voucher)
+		self.validate_account_in_against_voucher("against_voucher", "Purchase Invoice")
 
 	def validate_against_sales_order(self):
 		payment_against_voucher = self.validate_account_in_against_voucher("against_sales_order", "Sales Order")
@@ -183,10 +181,10 @@
 			if d.get(against_field):
 				dr_or_cr = "credit" if against_field in ["against_invoice", "against_sales_order"] \
 					else "debit"
-				if against_field in ["against_invoice", "against_sales_order"] and flt(d.debit) > 0:
+				if against_field == "against_sales_order" and flt(d.debit) > 0:
 					frappe.throw(_("Row {0}: Debit entry can not be linked with a {1}").format(d.idx, doctype))
 
-				if against_field in ["against_voucher", "against_purchase_order"] and flt(d.credit) > 0:
+				if against_field == "against_purchase_order" and flt(d.credit) > 0:
 					frappe.throw(_("Row {0}: Credit entry can not be linked with a {1}").format(d.idx, doctype))
 
 				against_voucher = frappe.db.get_value(doctype, d.get(against_field),
@@ -210,7 +208,7 @@
 
 	def validate_against_invoice_fields(self, doctype, payment_against_voucher):
 		for voucher_no, payment_list in payment_against_voucher.items():
-			voucher_properties = frappe.db.get_value(doctype, voucher_no,
+			voucher_properties = frappe.db.get_value(doctype, voucher_no, 
 				["docstatus", "outstanding_amount"])
 
 			if voucher_properties[0] != 1:
@@ -555,18 +553,18 @@
 			and ifnull(against_jv, '')=''""".format(condition), args)
 
 		against_jv_amount = flt(against_jv_amount[0][0]) if against_jv_amount else 0
-		if against_jv_amount > 0:
-			return {"credit": against_jv_amount}
-		else:
-			return {"debit": -1* against_jv_amount}
-
-	elif args.get("doctype") == "Sales Invoice":
 		return {
-			"credit": flt(frappe.db.get_value("Sales Invoice", args["docname"], "outstanding_amount"))
+			("credit" if against_jv_amount > 0 else "debit"): abs(against_jv_amount)
+		}
+	elif args.get("doctype") == "Sales Invoice":
+		outstanding_amount = flt(frappe.db.get_value("Sales Invoice", args["docname"], "outstanding_amount"))
+		return {
+			("credit" if outstanding_amount > 0 else "debit"): abs(outstanding_amount)
 		}
 	elif args.get("doctype") == "Purchase Invoice":
+		outstanding_amount = flt(frappe.db.get_value("Purchase Invoice", args["docname"], "outstanding_amount"))
 		return {
-			"debit": flt(frappe.db.get_value("Purchase Invoice", args["docname"], "outstanding_amount"))
+			("debit" if outstanding_amount > 0 else "credit"): abs(outstanding_amount)
 		}
 
 @frappe.whitelist()
diff --git a/erpnext/accounts/doctype/payment_reconciliation/payment_reconciliation.py b/erpnext/accounts/doctype/payment_reconciliation/payment_reconciliation.py
index ecbf78c..bcca0f2 100644
--- a/erpnext/accounts/doctype/payment_reconciliation/payment_reconciliation.py
+++ b/erpnext/accounts/doctype/payment_reconciliation/payment_reconciliation.py
@@ -192,9 +192,9 @@
 						.format(p.idx, p.allocated_amount, p.amount))
 				
 				invoice_outstanding = unreconciled_invoices.get(p.invoice_type, {}).get(p.invoice_number)
-				if abs(flt(p.allocated_amount) - invoice_outstanding) > 0.009:
+				if flt(p.allocated_amount) - invoice_outstanding > 0.009:
 					frappe.throw(_("Row {0}: Allocated amount {1} must be less than or equals to invoice outstanding amount {2}")
-						.format(p.idx, p.allocated_amount, unreconciled_invoices.get(p.invoice_type, {}).get(p.invoice_number)))
+						.format(p.idx, p.allocated_amount, invoice_outstanding))
 
 		if not invoices_to_reconcile:
 			frappe.throw(_("Please select Allocated Amount, Invoice Type and Invoice Number in atleast one row"))
diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index f581faa..6d76b53 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -439,7 +439,7 @@
 		if gl_entries:
 			from erpnext.accounts.general_ledger import make_gl_entries
 
-			# if POS and amount is written off, there's no outstanding and hence no need to update it
+			# if POS and amount is written off, updating outstanding amt after posting all gl entries
 			update_outstanding = "No" if (cint(self.is_pos) or self.write_off_account) else "Yes"
 
 			make_gl_entries(gl_entries, cancel=(self.docstatus == 2),
@@ -447,7 +447,8 @@
 
 			if update_outstanding == "No":
 				from erpnext.accounts.doctype.gl_entry.gl_entry import update_outstanding_amt
-				update_outstanding_amt(self.debit_to, "Customer", self.customer, self.doctype, self.name)
+				update_outstanding_amt(self.debit_to, "Customer", self.customer, 
+					self.doctype, self.return_against if cint(self.is_return) else self.name)
 
 			if repost_future_gle and cint(self.update_stock) \
 				and cint(frappe.defaults.get_global_default("auto_accounting_for_stock")):
diff --git a/erpnext/controllers/sales_and_purchase_return.py b/erpnext/controllers/sales_and_purchase_return.py
index 6e88bfb..46a5e22 100644
--- a/erpnext/controllers/sales_and_purchase_return.py
+++ b/erpnext/controllers/sales_and_purchase_return.py
@@ -136,7 +136,9 @@
 			"doctype": doctype + " Item",
 			"fields": {
 				"purchase_order": "purchase_order",
-				"purchase_receipt": "purchase_receipt"
+				"purchase_receipt": "purchase_receipt",
+				"serial_no": "serial_no",
+				"batch_no": "batch_no"
 			},
 			"postprocess": update_item
 		},
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index de26ff3..961d97e 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -186,3 +186,4 @@
 execute:frappe.db.sql("update `tabLeave Type` set include_holiday=0")
 erpnext.patches.v5_4.set_root_and_report_type
 erpnext.patches.v5_4.notify_system_managers_regarding_wrong_tax_calculation
+erpnext.patches.v5_4.fix_invoice_outstanding
diff --git a/erpnext/patches/v5_4/fix_invoice_outstanding.py b/erpnext/patches/v5_4/fix_invoice_outstanding.py
new file mode 100644
index 0000000..81b8f2c
--- /dev/null
+++ b/erpnext/patches/v5_4/fix_invoice_outstanding.py
@@ -0,0 +1,12 @@
+# Copyright (c) 2013, Web Notes Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from __future__ import unicode_literals
+import frappe
+from erpnext.accounts.doctype.gl_entry.gl_entry import update_outstanding_amt
+
+def execute():
+	return_entries = frappe.get_list("Sales Invoice", filters={"is_return": 1, "docstatus": 1}, 
+		fields=["debit_to", "customer", "return_against"])
+	for d in return_entries:
+		update_outstanding_amt(d.debit_to, "Customer", d.customer, "Sales Invoice", d.return_against)
\ No newline at end of file
diff --git a/erpnext/stock/doctype/material_request/material_request.js b/erpnext/stock/doctype/material_request/material_request.js
index 4bc8fc0..a7b9df4 100644
--- a/erpnext/stock/doctype/material_request/material_request.js
+++ b/erpnext/stock/doctype/material_request/material_request.js
@@ -115,7 +115,7 @@
 		d.get_input("fetch").on("click", function() {
 			var values = d.get_values();
 			if(!values) return;
-
+			values["company"] = cur_frm.doc.company;
 			frappe.call({
 				method: "erpnext.manufacturing.doctype.bom.bom.get_bom_items",
 				args: values,