IDC3537I INVALID ALTERNATE INDEX PARAMETERS SPECIFIED

Explanation
Either UPGRADE is specified but the object being
altered is not an alternate index, or UNIQUEKEY is specified but the
data object being altered is not the data object of an alternate index.

System action
The command is ended.

System programmer response
  If the error recurs and the program
is not in error, search problem reporting data bases for a fix for
the problem. If no fix exists, contact the IBM® Support Center. Provide the JCL and the SYSOUT
output for the job.

Programmer response
Correctly specify the name of an alternate
index, or the data object name of an alternate index.

Source
DFSMSdfp

Module
IDCAL01