SIP Service Return Codes and Reason Codes

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# SIP Service Return Codes and Reason Codes

This document contains the return codes and reason codes of the Session Information Pool (SIP) Service requests.

Unlike Natural system messages, the explanatory long texts to these messages and codes are only available in this document, not online.

For information on the Session Information Pool (SIP) Service, see Authorized Services Manager under z/OS in the Operations documentation.

This document covers the following topics:

- Return Codes

- SIP Reason Codes for Return Code 0

- SIP Reason Codes for Return Code 12

## Return Codes

Decimal | Explanation
--- | ---
0 | Function completed normally.
4 | Auth. server not available
8 | Parmlist write protected.
12 | Error, see reason code.
16 | Abnormal end.
20 | Coupling Facility (CF) interface error.
24 | Abend without work area, recursive abend.
28 | Abend during SIP index update.

## SIP Reason Codes for Return Code 0

Dec | Explanation
--- | ---
4 | SIP Service local only (no Coupling Facility).

## SIP Reason Codes for Return Code 12

### General Errors

Dec | Explanation
--- | ---
104 | SIP Service not available.
108 | GETMAIN for work area failed.
112 | Invalid function code.

### ALLOC Function Errors

Dec | Explanation
--- | ---
8 | Invalid key (session ID).
12 | Duplicate key (session ID).
16 | Session information pool full.
20 | Requested length exceeds slot size.

### FREE Function Errors

Dec | Explanation
--- | ---
4 | Invalid slot address.
8 | Invalid key (session ID).
12 | Slot/key mismatch.

### WRITE Function Errors

Dec | Explanation
--- | ---
4 | Invalid slot address.
8 | Invalid key (session ID).
12 | Slot/key mismatch.
16 | Buffer not addressable.
20 | Invalid buffer length.

### GET UNIQUE Function Errors

Dec | Explanation
--- | ---
4 | Invalid slot address.
8 | Invalid key (session ID).
12 | Slot/key mismatch.
16 | Buffer not modifiable.
24 | Key (session ID) not found. This can be the result of a TIMEOUT operation.
28 | Info: Output truncated.

### GET SEQUENTIAL Function Errors

Dec | Explanation
--- | ---
16 | Buffer not modifiable.
20 | Invalid buffer length.

### QUERY Function Errors

Dec | Explanation
--- | ---
16 | Buffer not modifiable.
20 | Invalid buffer length.

### On this page

- Return Codes
- SIP Reason Codes for Return Code 0
- SIP Reason Codes for Return Code 12