AttributeError: 'NoneType' object has no attribute 'copy'
AttributeError: 'NoneType' object has no attribute 'copy'
Asked: 2018-08-25 00:57:58 -0600
Seen: 9,088 times
Last updated: Aug 25 '18
and we have to guess the code ?
it means, you frame is invalid.
your code is also incomplete. what is vs ? did you check, if it opened correctly ?