Merge pull request #30233 from frappe/mergify/copy/develop/pr-30216

fix: max_qty validation condition in WO (copy #30216)
diff --git a/erpnext/manufacturing/doctype/production_plan/test_production_plan.py b/erpnext/manufacturing/doctype/production_plan/test_production_plan.py
index eeab788..6425374 100644
--- a/erpnext/manufacturing/doctype/production_plan/test_production_plan.py
+++ b/erpnext/manufacturing/doctype/production_plan/test_production_plan.py
@@ -655,6 +655,17 @@
 		]
 		self.assertFalse(pp.all_items_completed())
 
+	def test_production_plan_planned_qty(self):
+		pln = create_production_plan(item_code="_Test FG Item", planned_qty=0.55)
+		pln.make_work_order()
+		work_order = frappe.db.get_value('Work Order', {'production_plan': pln.name}, 'name')
+		wo_doc = frappe.get_doc('Work Order', work_order)
+		wo_doc.update({
+			'wip_warehouse': 'Work In Progress - _TC',
+			'fg_warehouse': 'Finished Goods - _TC'
+		})
+		wo_doc.submit()
+		self.assertEqual(wo_doc.qty, 0.55)
 
 def create_production_plan(**args):
 	"""
diff --git a/erpnext/manufacturing/doctype/work_order/work_order.py b/erpnext/manufacturing/doctype/work_order/work_order.py
index 8ec80ad..7eb40ec 100644
--- a/erpnext/manufacturing/doctype/work_order/work_order.py
+++ b/erpnext/manufacturing/doctype/work_order/work_order.py
@@ -647,12 +647,12 @@
 		if self.production_plan and self.production_plan_item:
 			qty_dict = frappe.db.get_value("Production Plan Item", self.production_plan_item, ["planned_qty", "ordered_qty"], as_dict=1)
 
-			allowance_qty =flt(frappe.db.get_single_value("Manufacturing Settings",
+			allowance_qty = flt(frappe.db.get_single_value("Manufacturing Settings",
 			"overproduction_percentage_for_work_order"))/100 * qty_dict.get("planned_qty", 0)
 
 			max_qty = qty_dict.get("planned_qty", 0) + allowance_qty - qty_dict.get("ordered_qty", 0)
 
-			if max_qty < 1:
+			if not max_qty > 0:
 				frappe.throw(_("Cannot produce more item for {0}")
 				.format(self.production_item), OverProductionError)
 			elif self.qty > max_qty: