SAP Transport errors
Transport errors block or corrupt the movement of changes through the landscape. This page covers diagnosing import failures.
When a transport import fails or returns code 8 or higher, open the import log in STMS: the return code and object-level messages name the missing object, dependency or activation error. The usual causes are an out-of-sequence import, objects split across transports, and activation errors in the target. Import the missing dependents in release order and re-import.
- Watch out: return code 8 stops the import and return code 4 does not, which is the one people ignore.
Symptom
A transport import into QAS/PRD fails or returns a high return code (8+), or a change did not appear in the target.
Start here: read the evidence
In STMS, open the import queue/history and read the import log for the transport: the return code and the object-level messages show what failed (missing object, dependency, activation error).
Likely causes, in order
- Out-of-sequence import, a dependent transport not yet imported.
- Missing objects/dependencies across transports.
- Activation/generation errors in the target.
- Return code 8+ indicating real errors (4 = warnings).
How to fix it
- Read the import log and return code.
- Import missing dependent transports in the correct order.
- Resolve object/activation errors; re-import if needed.
- Verify the change is now present and correct.
Preventing recurrence
Import transports in release order, keep dependent changes together, and describe transports clearly. Testing the same transport sequence in QAS before PRD catches most import problems before production.
Common pitfalls
- Guessing instead of reading the log/dump.
- Fixing the symptom, not the root cause.
- Changing several things at once.