CRFCN0477E   
Invalid datapool equivalence class class specified to iterator

Explanation

The datapool equivalence class_name class that was specified to iterator either a negative integer or is greater than the equivalence class count. The number specified to the iterator can neither be negative nor greater the equivalence class count.

User response

Check the equivalence class count, and specify a valid equivalence class to the iterator and try to run the operation again.
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