RNQ0100 error when inquiring in UDC Security

When selecting User Defined Codes (J00042) from menu G9401, and inquiring on a user or group ID, one of the following occurs:

1. The job fails immediately with the message below.
2. The subfile populates with the UDC information. When you page down to locate the desired record, the job fails with the message below.

Message . . . Length or start position is out of range for the string operation.

Cause  . . . .  One of the following has occurred in RPG procedure P00042 in program JDFOBJALT/P00042 at statement 2861:
                    - A numeric length or start position is less than 1 or too large for the string operation.