1974139 - Message server disconnection error while system works fine. | SAP Knowledge Base Article

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1974139 - Message server disconnection error while system works fine.

Symptom

After system upgrading , e.g. Unicode conversation , applying SP, you find below error in dev_disp trace :

 *** ERROR => DpMsgProcess: MsReceive () -> MSEPARTNERUNKNOWN, partner: -

[dpxxdisp.c   2594]

In dev_ms trace :

*** ERROR => MsSClientHandle: C1 (xxx_<SID>_<NR>) send inv_name xxx_<SID>_<NR> [msxxserv.c   6184]

 C1 (xxx_<SID>_<NR>) is the real existed instance which reporting the above error in dev_disp trace.

inv_name xxx_<SID>_<NR> is the source system when doing Unicode conversation / or no existed instance after upgrading .

The error has no any application impacts . System is working fine . Connection between the message server and the dialog instance is also fine.

All instances in SM51 are active, everything is OK, though above error happens every time after starting the system .


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Keywords

RZ04, MSEPARTNERUNKNOWN , send inv_name , KBA , BC-CST-MS , Message Service , Problem

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