Question

An error message “executePython Error: Can't execute python code. (err=-1)” appears and cannot get it started when opening an app created with Python.

Answer

Possible cause are as follows.

1. Module import failure
   Check if the module is sufficient or the file path is correct.

2. YUV retrieval failure
   Please confirm that YUV resolution that will be retrieved within the code and the specified resolution coincide.

3. Python syntax error
   Python syntax error cannot not be displayed as error during compiling. Please review the syntax using syntax checking tool or equivalent.
   https://docs.python.org/ja/3.7/library/py_compile.html
   https://docs.microsoft.com/ja-jp/visualstudio/python/linting-python-code?view=vs-2022