SAP Knowledge Base Article - Preview

3031531 - Application Server hangs : "MtxLock <xxx>. RQ_Q_WOD owner=<owner> deadlock" message

Symptom

 No users can log in the SAP ABAP system though is up and running.

 In the developer trace files (dev_*) it appears the following messages:

*** WARNING =>  MtxLock ffffffff66800270 RQ_Q_WOD owner=<owner> deadlock ? [mtxxx.c      640]

 


. RQ_Q_WOD owner= deadlock" message"> Read more...

Environment

  • SAP Kernel 7.53
  • SAP Kernel 7.73
  • SAP Kernel 7.77

Product

ABAP platform 1809 ; ABAP platform 1909 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5

Keywords

GATEWAY, ABAP_WP_ RqQNotifyWaitingWorker, RQ_Q_WOD, MtxLock, deadlock , KBA , BC-CST-DP , Dispatcher, Task Handler , Problem

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