CRFCN0494E Invalid equivalence class specification {0} in {1}
Explanation
The index equivalence class specification
in the method_name method is not valid. The index
is either negative or greater than the maximum index. The index can
neither be negative nor greater than maximum. The maximum value of
index is one less than the number of items in datapool.
User response
Specify a valid index, and try the operation again.