Symptom
Errors with the code NIEROUT_SERV_UNKNOWN (rc=-91) are observed in the SAProuter log file. A typical error message appears as follows:
*** ERROR => NiBufIProcMsg: hdl 14 received rc=-91 (NIEROUT_SERV_UNKNOWN) from peer [nibuf.cpp 2025]
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Environment
- Operating System independent
- Database independent
- SAP NetWeaver
- SAP Web Application Server for SAP S/4HANA
- SAP ABAP Platform
Product
ABAP platform all versions ; SAP NetWeaver all versions ; SAP Web Application Server for SAP S/4HANA all versions
Keywords
NIEROUT_SERV_UNKNOWN, saprouter, NiBufIProcMsg, connection, network connectivity, router string, name resolution , KBA , BC-CST-NI , Network Interface , BC-CST , Client/Server Technology , BC-NET , Obsolete - Formerly used for network tests , Problem
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