Dear Experts, Hope you all are fine. We are facing a issue. In our SAP landscape we have ECC and CRM system. System is running from last few months. Our platform is OS: HP/UX and DB: Oracle 11g. During our system monitoring we suddenly found that our file system /usr/sap/SID/DVEBMSG00 path is going full about 90+ percent at all the systems. After that we found one log file called stderr2 at /usr/sap/SID/DVEBMSG00/work is growing continuously as some log is appended continuously. The error log is below: Sat Ausust 10 04:03:23 2016 ***LOG Q0I=> NiPConnect: 10.30.12.20:40000: connect (239: Connection refused) [nixxi.cpp 2880] *** ERROR => NiPConnect: SiConnect failed for hdl 8/sock 11 (SI_ECONN_REFUSE/239; I4; ST; 10.30.12.20:40000) [nixxi.cpp 2880] /usr/lib/hpux64/dld.so: Unsatisfied code symbol '_ZN4_STL8ios_base9_Loc_initD1Ev' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied code symbol '_ZN4_STL8ios_base4InitD1Ev' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'optargU' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'max_pfclock_val' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'snc_ads' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'snc_dl_hdl' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'snc_export_buf' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ntf' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'snc_global_mtx' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'snc_nametype_prefix' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictIFieldMap' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictIPropFieldMap' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictComprFilterTab' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictA7UrlEscTable' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictUcUrlEscTable' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictA7UrlEscTable2' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictUcUrlEscTable2' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictA7PathEscTable' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. /usr/lib/hpux64/dld.so: Unsatisfied data symbol 'ictUcPathEscTable' in load module '/usr/sap/BRD/DVEBMGS00/exe/igsmux_mt'. and same log is writing to all the systems i mean DEV QAS and Production. Can anybody have any idea, what is the cause for this error and how to fix it ? Please help me. Regards, Asad