IMODULE return codes

The IMODULE SVC returns a code in register 15 in the form ffxxnnnn.

Table 1. Parts of register 15 code
Part	Meaning
ff	Function code is listed in parentheses next to the function name.
xx	Return code from a z/OS® function. If one exists, it is described within the return codes of each function.
nnnn	The return codes, which are unique to each function, are listed under the function. All return codes are hexadecimal numbers.

IMODULE GETMAIN (01)

Return code: Meaning
00: Storage allocated.
04: Storage not allocated.
08: Parameter error.
14: ONLY31=YES coded and no 31-bit storage available.
30: TRACK=STE coded and unable to build STE to track. Byte 1 (second byte) of the RC contains the RC from DFSMODU1.
38: Caller in SRB or XM mode.

IMODULE LOAD (02)

Return code: Meaning
00: Module loaded
04: Module not found
08: DFSMODU0 allocation error
0C: BLDL/FETCH allocation error
Refer to Data Administration: Macro Instruction Reference for MVS/DFP.
10: BLDL/FETCH I/O error
14: FETCH invalid record type
18: FETCH invalid address
1C: FETCH program check
20: BLDL/FETCH undefined error
24: DCB not open for BLDL
28: Authorized caller, but module was found in an unauthorized library
2C: Alias names not copied to library
38: Caller in SRB or XM mode, or task mode without an SVRB

IMODULE LOCATE (03)

IMODULE DELETE (04)

Return code: Meaning
00: Storage/module released successfully
04: Storage/module not found
08: Parameter error
0C: Storage not released (the xx location contains the FREEMAIN return code)
38: Caller in SRB or XM mode

IMODULE DIRLOAD (05)

Return code: Meaning
00: Module loaded
08: DFSMODU0 allocation error
0C: FETCH allocation error Insufficient storage available in SP 226, SP 230, or SP 255
10: FETCH I/O error
14: FETCH invalid record type
18: FETCH invalid address
1C: FETCH program check
20: FETCH undefined error
38: Caller in SRB or XM mode, or task mode without an SVRB

IMODULE GETSTOR (06)

IMODULE FREESTOR (07)

Return code: Meaning
00: Storage released successfully
04: Storage not released (the xx location contains the FREEMAIN return code)
08: Parameter error
0C: Unable to locate SDE (global storage not released)
10: SCD unavailable for global request

Other IMODULE Return Codes