Reduce the changes of error and npe: Check for variable Existence

[arkaprovob]

Description:
In our code, we should consider adding a check to ensure cfgMapData exists before using it. This check can help enhance the reliability of our code. We should apply this logic wherever applicable in our codebase.

Benefits:

• Avoid potential null pointer exceptions.

Further details
to know more please refer to this review

Implementation:

1. Add a check to verify the existence of cfgMapData before using it.
2. Apply the same logic wherever applicable in the codebase.