Hi!
I’m having some problems on POS form.
When I click to confirm Sales Invoice dialog this error occurs:
Traceback (most recent call last):
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/app.py", line 62, in application
response = frappe.handler.handle()
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/handler.py", line 22, in handle
data = execute_cmd(cmd)
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/handler.py", line 53, in execute_cmd
return frappe.call(method, **frappe.form_dict)
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/__init__.py", line 939, in call
return fn(*args, **newargs)
File "/home/ubuntu/frappe-bench/apps/erpnext/erpnext/selling/page/point_of_sale/point_of_sale.py", line 99, in submit_invoice
doc.submit()
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 831, in submit
self._submit()
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 820, in _submit
self.save()
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 256, in save
return self._save(*args, **kwargs)
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 279, in _save
self.insert()
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 218, in insert
self.run_before_save_methods()
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 862, in run_before_save_methods
self.run_method("validate")
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 755, in run_method
out = Document.hook(fn)(self, *args, **kwargs)
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 1024, in composer
return composed(self, method, *args, **kwargs)
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 1007, in runner
add_to_return_value(self, fn(self, *args, **kwargs))
File "/home/ubuntu/frappe-bench/apps/frappe/frappe/model/document.py", line 749, in <lambda>
fn = lambda self, *args, **kwargs: getattr(self, method)(*args, **kwargs)
File "/home/ubuntu/frappe-bench/apps/erpnext/erpnext/accounts/doctype/sales_invoice/sales_invoice.py", line 94, in validate
self.set_against_income_account()
File "/home/ubuntu/frappe-bench/apps/erpnext/erpnext/accounts/doctype/sales_invoice/sales_invoice.py", line 406, in set_against_income_account
self.against_income_account = ','.join(against_acc)
TypeError: sequence item 0: expected string or Unicode, NoneType found