'DQN' Object Attribute Error: '_make_layer' Not Found

This error message typically indicates that there is an issue with the code or the libraries being used. Specifically, it suggests that the DQN object does not have a method or attribute named '_make_layer'.

To resolve this issue, you can try the following steps:

1. Check the code to ensure that the method or attribute is properly defined and spelled correctly.

2. Check that the correct version of the library is installed and imported.

3. Check that the correct parameters are being passed to the DQN object.

4. Check for any typos or syntax errors in the code.

5. If the issue persists, try updating the library or using a different library that supports the functionality you need.