- Entry:
- UE1
- VIT option:
- API
- Event:
- User exit (not DFASY or RESP, Part 1)
- VIT processing module:
- ISTRACAP
- Control is returned to:
- ISTAICUE
The user exit trace record (not DFASY or RESP, Part 1)
has the following format: 
- Byte (hex)
- Contents
- 00–03
- Record ID: C"UE1"
- 04
- ID is the primary address space ID (ASID). This field is 0 if the ASID is greater than X'FF'.
- 05
- Exit type code (see Table 1)
- 06–07
- 0
- 08–0F
- Exit-type-dependent information (see Table 1)
- 10–17
- Primary (application program) logical unit name
- 18–1F
- Secondary logical unit name, or 0, if this is a TPEND exit
| Exit type code | Exit type | Byte (hex) | Contents |
|---|---|---|---|
| 05 | SCIP (BIND) | 08–09 | RPL control flags (RPLCNTDC, RPLCNTSC) |
| 0A–0F | Session parameters | ||
| 05 | SCIP (STSN) | 08–09 | RPL control flags (RPLCNTDC, RPLCNTSC) |
| 0A–0B | RPLOBSQV | ||
| 0C–0D | RPLIBSQV | ||
| 0E | RPLOBSQ | ||
| 0F | RPLIBSQ | ||
| 05 | SCIP (other) | 08–09 | RPL control flags (RPLCNTDC, RPLCNTSC) |
| 0C–0F | CID | ||
| 06 | LOGON | 08–0B | Logon data length |
| 0C–0F | CID | ||
| 09 | LOSTERM | 08–0B | Reason code |
| 0C–0F | CID | ||
| 0A | RELREQ | 08–0F | Unused |
| 0D | TPEND | 08–0B | Reason code |
| 0C–0F | Unused | ||
| 0E | NSEXIT | 08–0F | NS RU bytes 00–07 |