Null Pointer Exception error while calling tensorflow lite interpreter

How do I debug the following error:
java.lang.NullPointerException: Attempt to invoke virtual method ‘void, java.lang.Object)’ on a null object reference

Hi @Doli_Hazarika

Welcome to the Tensorflow Forum!

The tflite file may not be properly added to the assets folder.
Please add and let us know if it resolves the error.