CICS
- -521
- Command not supported
- -522
- Invalid command or keyword
- -523
- Option must be specified
- -524
- Unsupported option specified
- -525
- Conflicting options specified
- -526
- Implied option not specified
- -527
- Redundant specification for option
- -528
- Value for option not specified
- -529
- Value specified for option which should not have a value
- -530
- Value specified for option is not numeric
- -531
- Invalid value
- -532
- Value specified is too long
- -533
- Value specified is too short
- -534
- Value not specified
- -535
- Variable table overflow
- -536
- Number of variables exceeds variable table limit
- -537
- Argument must be a variable
- -538
- Variable does not exist
- -539
- Invalid variable name
- -540
- Master system trace flag must be on for tracing
- -541
- Parsing error
- -542
- Generic name is invalid
- -543
- Missing right parenthesis
- -544
- Ambiguous value/keyword
- -545
- RIDFLD must be fullword variable
- -546
- RIDFLd must be variable
- -547
- Invalid GETVAR return code
- -548
- Internal GETVAR error
- -549
- Bad PUTVAR return code
- -550
- PUTVAR failed
- -551
- Unable to obtain storage
- -552
- Exec CICS command table not found