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SAP Knowledge Base Article - PreviewSymptom
The Java application server cannot start. When checking the work directory logs (dev_jstart), the following can be found:
*** WARNING => SfCMsClient::doAttach: Operation MS_CHANGE_IP failed (rc = 24 MSOP_EINVAL)
*** ERROR => cannot connect to Message Server.
..
[Thr 8700] *** LOG => exiting (exitcode -21000, retcode 2).
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Environment
SAP NetWeaver Application Server for Java
Product
SAP NetWeaver all versions
Keywords
SfCMsClient doAttach Operation MS_CHANGE_IP failed rc 24 J2EE startup host file Cannot connect to Message Server exitcode -21000 retcode 2 , KBA , BC-JAS-SF , Startup Framework , Problem
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