Error on creating report

Hi,

i just got this error

File “/home/sigma/frappe-bench/apps/frappe/frappe/app.py”, line 49, in application
response = frappe.handler.handle()
File “/home/sigma/frappe-bench/apps/frappe/frappe/handler.py”, line 66, in handle
execute_cmd(cmd)
File “/home/sigma/frappe-bench/apps/frappe/frappe/handler.py”, line 89, in execute_cmd
ret = frappe.call(method, **frappe.form_dict)
File “/home/sigma/frappe-bench/apps/frappe/frappe/init.py”, line 531, in call
return fn(*args, **newargs)
File “/home/sigma/frappe-bench/apps/frappe/frappe/widgets/query_report.py”, line 87, in run
columns, result = frappe.get_attr(method_name)(frappe.dict(filters))
File “/home/sigma/frappe-bench/apps/erpnext/erpnext/manufacturing/report/production_cost_analytics/production_cost_analytics.py”, line 9, in execute
columns = get_columns()
File “/home/sigma/frappe-bench/apps/erpnext/erpnext/manufacturing/report/production_cost_analytics/production_cost_analytics.py”, line 30, in get_columns
return [“Production time:Date:100”, “Production:Data:200”, “To Be Produced:Int:100”, “Produced:Int:100”, “Total Bahan:Float:100”,“Total Produksi:Float:100”,“Total Est Cost:Float:100”,“Cost Production:Float:100”,“Cost Monthly:Float:100”]
NameError: global name '
’ is not defined

i didnt find the “_” in my script butits said that _ is not defined

please advise

Thanks

Add somewhere on the top

from frappe import _

Its still the same the error is not changed