There are entries that $response$i$j{creden} don't have following {uName}; hence i am getting the error. I would like to check if $response$i$j{creden} key having the value {uName}; or not to verify a check before assign the value to a new variable. Any help is appriciated.

In reply to Re^6: Modification of a read-only value attempted by chandantul
in thread Modification of a read-only value attempted by chandantul

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