SAP Basis

ADM100 Lesson: System Start: Logs
If the SAP system does not start correctly, this can have a variety of causes.
To analyze the problem, proceed as follows:
• Check the error messages and warnings in the Event Viewer. Check
that the service SAP_ (such as SAPDEV_00)
wasstarted.Todothis,gototheServiceswindow(Start → Programs
→ Administrative Tools → Services).
• Check the status of the respective database system using the error log
files. For more information about this, see the lesson: “Appendix
- Database Logs”.
• Check the start log in the MMC. To do this, select the affected instance
and choose All Tasks → View Developer Traces in the context menu.
• Check the error files stderr that were created by SAP Service.
• Check the trace files of the individual SAP work processes:
– dev_ms : Developer trace for the message server
– dev_disp : Developer trace for the dispatcher
– dev_w (m is the work process number): Developer trace for
the work process
If you can still log on to the SAP system, check the system log of the SAP
system using transaction SM21.
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