DQN object has no attribute _make_layer

This error message suggests that there is an issue with the code related to the creation of a layer in a DQN (Deep Q-Network) object. Specifically, it seems that the '_make_layer' method is not defined for the DQN object.

To resolve this error, you may need to check the code for any typos or syntax errors that may be causing the issue. Additionally, you may need to ensure that all required modules and dependencies are properly installed and imported.

If you are unable to resolve the issue on your own, you may want to seek assistance from a more experienced programmer or consult online resources such as forums or documentation related to the specific DQN implementation you are working with.