fix: inventory dimension negative stock validation (#39149)

erpnext/stock/doctype/inventory_dimension/inventory_dimension.py

@@ -305,7 +305,7 @@ def get_evaluated_inventory_dimension(doc, sl_dict, parent_doc=None):
 	dimensions = get_document_wise_inventory_dimensions(doc.doctype)
 	filter_dimensions = []
 	for row in dimensions:
-		if row.type_of_transaction:
+		if row.type_of_transaction and row.type_of_transaction != "Both":
 			if (
 				row.type_of_transaction == "Inward"
 				if doc.docstatus == 1

erpnext/stock/doctype/inventory_dimension/test_inventory_dimension.py

@@ -429,6 +429,14 @@ def test_validate_negative_stock_for_inventory_dimension(self):
 		)
 
 		warehouse = create_warehouse("Negative Stock Warehouse")
+
+		doc = make_stock_entry(item_code=item_code, source=warehouse, qty=10, do_not_submit=True)
+		doc.items[0].inv_site = "Site 1"
+		self.assertRaises(frappe.ValidationError, doc.submit)
+		doc.reload()
+		if doc.docstatus == 1:
+			doc.cancel()
+
 		doc = make_stock_entry(item_code=item_code, target=warehouse, qty=10, do_not_submit=True)
 
 		doc.items[0].to_inv_site = "Site 1"

erpnext/stock/doctype/stock_ledger_entry/stock_ledger_entry.py

@@ -111,16 +111,20 @@ def validate_inventory_dimension_negative_stock(self):
 				"posting_date": self.posting_date,
 				"posting_time": self.posting_time,
 				"company": self.company,
+				"sle": self.name,
 			}
 		)
 
 		sle = get_previous_sle(kwargs, extra_cond=extra_cond)
+		qty_after_transaction = 0.0
+		flt_precision = cint(frappe.db.get_default("float_precision")) or 2
 		if sle:
-			flt_precision = cint(frappe.db.get_default("float_precision")) or 2
-			diff = sle.qty_after_transaction + flt(self.actual_qty)
-			diff = flt(diff, flt_precision)
-			if diff < 0 and abs(diff) > 0.0001:
-				self.throw_validation_error(diff, dimensions)
+			qty_after_transaction = sle.qty_after_transaction
+
+		diff = qty_after_transaction + flt(self.actual_qty)
+		diff = flt(diff, flt_precision)
+		if diff < 0 and abs(diff) > 0.0001:
+			self.throw_validation_error(diff, dimensions)
 
 	def throw_validation_error(self, diff, dimensions):
 		dimension_msg = _(", with the inventory {0}: {1}").format(