How transport requests are structured, the TMS, import order, return codes, and the common failure modes.
Contents
Transports move changes from development through quality assurance to production. They are the backbone of SAP change control.
Requests and tasks
Level
Role
Request
The unit of transport — a project or change
Task
One developer work within a request
Kinds of request
Kind
Content
Workbench
Programs, tables, classes — development objects
Customising
IMG configuration; client dependent
The flow
Stages
Step
Activity
By
1
Make changes, recorded in a request
Developer
2
Release the task
Developer
3
Release the request
Lead
4
Export produces the transport files
System
5
Import into QAS
Basis
6
Test
Business
7
Import into PRD
Basis
TMS
TMS components
Element
Content
Domain controller
The system holding TMS configuration, usually DEV
Transport routes
Which system feeds which
Transport layer
Links packages to routes
Import queue
Requests waiting in each system
Return codes
What the codes mean
RC
Meaning
Action
0
Success
None
4
Warnings
Read the log; often harmless but check
8
Errors
Some objects did not import; investigate
12
Serious error
The import broke off; find the cause and repeat
16
Fatal
System-level problem; check TMS configuration
Common problems
Symptom
Cause
Action
An object did not move
It was not in the request
Check object assignment in SE03
Broken after import
A dependency was not transported
Find and import the related request
Request is locked
Another user is editing
Check locks in SE03
Same object in several requests
Parallel development
Sequence or consolidate the requests
Configuration not visible
Wrong target client
Check the client of the import
Check your understanding
Test what you just read.
Quiz 1
Which type of transport request records changes to repository objects like ABAP programs and table definitions?
Quiz 2
Which transaction code is used to release transport requests?
Quiz 3
Releasing a transport request automatically imports changes to the production environment.
Quiz 4
What is the transaction code for the Transport Management System (TMS)?
Quiz 5
Customizing Requests record client-dependent configuration changes.
Quiz 6
Arrange the transport request lifecycle in the correct order.
Click items in the correct order
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