What is the error?

Question

https://code.sololearn.com/cRUuC3Hcrdje/?ref=app

Answer 1

What ist your code supposed to output?

I've fixed every Error Message but it doesn't output anything

https://code.sololearn.com/clobjfu3iP3y/?ref=app

Answer 2

I thought I fixed it, but it isn't outputting anything (see my previous post)

Answer 3

it is supposed to detect the character in a picture.

Answer 4

thank you very very much. I will try again with the files.