bug fixes

[arminpatel]

Issue that this pull request solves

Closes: # (issue number)

Proposed changes

Brief description of what is fixed or changed

Types of changes

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• [ ] Bugfix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] Other (please describe):

Checklist

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• [ ] My code follows the style guidelines of this project
• [ ] I have performed a self-review of my own code
• [ ] I have created new branch for this pull request
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [ ] My changes generate no new warnings
• [ ] My changes does not break the current system and it passes all the current test cases.

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Other information

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[arminpatel]

just some bug fixes in using enum and handling an error

[prabhatsuman]

@ChaudharyRaman verify this