Can not create new App

when I am trying to create new App, gives me below error, PFA

Any help?

Sorry fir the issue, just we have released a fix to frappe.

Please pull the latest updates and try once again.

Ok, we are using erpnext to develop our custom applicaion, so haven’t used git repo yet.

Downloading new devopmemnt.ova and importing the same in VM, will fix the issue?

Is it possible to add my existing App into newly imported image?



I am also not able to make any changes in .py file

Just added below line in .py file
def validate(self):

got below error,


Any help?