ModuleNotFoundError: No module named 'objtracker'

This error message indicates that the Python interpreter is unable to find a module named "objtracker" that is being imported in your code.

There are several reasons why this might be happening, including:

1. The "objtracker" module is not installed on your system. You will need to install it using a package manager like pip.

2. The "objtracker" module is installed, but it is not in the Python path. You can add the path to the module to the PYTHONPATH environment variable.

3. The "objtracker" module is located in a different directory than the one where your code is running. You will need to specify the full path to the module when importing it.

To resolve this error, you will need to identify the root cause and take appropriate action.