2195077 - ShmCreate errors | SAP Knowledge Base Article

SAP Knowledge Base Article - Preview

2195077 - ShmCreate errors

Symptom

The SAP Applicaiton Server does not start with the following error in the developer traces:

*** ERROR => DpSysAdmExtCreate: ShmCreate (CREATE)
*** ERROR => dispatcher already running ????

*** ERROR => Shared Memory Key <KEY> (SHM_PROFILE) already exist
*** ERROR => dispatcher already running ????
*** ERROR => I better EXIT before I do any (more) damage

*** ERROR => DpSysAdmExtCreate: ShmCreate (ATTACH) failed (<RETURN CODE>
*** ERROR => DpIPCInit2: DpSysAdmExtCreate

*** ERROR => shmget(<SHARED KEY>,<size>,<size>) (22: Invalid argument)
*** ERROR => RqQInit: ShmCreate <SHARED KEY>(rc=<RETURN CODE>

*** ERROR => DpShMCreate: ShmCreate SHM_DP_CA_KEY(rc=<RETURN CODE>)
*** ERROR => DpIPCInit2: DpShMCreate

ERROR => ShmCreate: Invalid size. Key=<KEY> Size=<size>

Where:

<RETURN CODE> = 1, 2, 3 or 4


Read more...

Environment

  • All SAP Netweaver

Product

SAP NetWeaver all versions

Keywords

Semaphore, event, flag, segments, crash, showipc, ipcs, ipcrm, semop, e=22 dpxxca.c dpxxtool2.c  *** DP_FATAL_ERROR => DpSapEnvInit: DpIPCInit2 *** DISPATCHER EMERGENCY SHUTDOWN *** , KBA , BC-CST-DP , Dispatcher, Task Handler , BC-CST-STS , Startup Service , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.