APAR status
Closed as program error.
Error description
If an uncaught exception reaches the GroupCreated terminal of the GroupScatter node then an abend will occur. The abend stack will show: ----------------------------- Stack dump for current thread ( 349) #0 0x7fb6c17c98de in ?? from /opt/ibm/ace-12/server/lib/libCommonServices.so #1 0x7fb6c177efe0 in ImbAbend::dumpCurrentStacksToFile(void const*, int) from /opt/ibm/ace-12/server/lib/libCommonServices.so #2 0x7fb6c177fbe2 in ImbAbend::dumpToFile(char*, char const*, int, char const*, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, void const*) from /opt/ibm/ace-12/server/lib/libCommonServices.so #3 0x7fb6c177ff05 in ImbAbend::logSystemErrorInternal(char const*, int, char const*, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, void const*, bool) from /opt/ibm/ace-12/server/lib/libCommonServices.so #4 0x7fb6c178032f in ImbAbend::logSystemErrorAndTerminateProcessInternal(char const*, int, char const*, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, ImbAbend::Insert const&, void const*, bool) from /opt/ibm/ace-12/server/lib/libCommonServices.so #5 0x7fb6c16f5ab1 in ImbAbend::signalHandlerInternal(int, siginfo_t*, void*) from /opt/ibm/ace-12/server/lib/libCommonServices.so #6 0x7fb57d027687 in ?? from /opt/mqm/lib64/libmqe_r.so #7 0x7fb57d02854a in ?? from /opt/mqm/lib64/libmqe_r.so #8 0x7fb6c427cb20 in ?? from /lib64/libpthread.so.0 #9 0x7fb6bf7b6d4b in ImbIMA_ThreadContext::pop() from /opt/ibm/ace-12/server/lib/libInMemoryAggregation.so #10 0x7fb5ef58d64f in ImbGroupScatterNode::processOutputMessag eAssembly(ImbRequestTemplateNode::RequestContext*,ImbMessageAsse /opt/ibm/ace-12/server/lib/libGroupNodes.so #11 0x7fb5ef58a86c in ImbGroupScatterNode::afterPropagateWitho utCatch(ImbRequestTemplateNode::RequestContext*,ImbMessageAssemb /opt/ibm/ace-12/server/lib/libGroupNodes.so #12 0x7fb6b5a15158 in ImbRequestTemplateNode::evaluate(ImbMessageAssembly const&, ImbDataFlowTerminal const*) from /opt/ibm/ace-12/server/lib/libTemplateNodes.so
Local fix
Place a TryCatch node immediately downstream of the GroupScatter node's GroupCreated terminal.
Problem summary
**************************************************************** USERS AFFECTED: All users of the GroupCreated terminal on the GroupScatter node in IBM App Connect Enterprise. Platforms affected: MultiPlatform **************************************************************** PROBLEM DESCRIPTION: If an uncaught exception reaches the GroupCreated terminal of the GroupScatter node then an abend will occur. The abend stack will show: ImbAbend::signalHandlerInternal() from /opt/ibm/ace-12/server/lib/libCommonServices.so ?? from /opt/mqm/lib64/libmqe_r.so ?? from /opt/mqm/lib64/libmqe_r.so ?? from /lib64/libpthread.so.0 ImbIMA_ThreadContext::pop() from /opt/ibm/ace-12/server/lib/libInMemoryAggregation.so ImbGroupScatterNode::processOutputMessageAssembly() from /opt/ibm/ace-12/server/lib/libGroupNodes.so ImbGroupScatterNode::afterPropagateWithoutCatch() from /opt/ibm/ace-12/server/lib/libGroupNodes.so ImbRequestTemplateNode::evaluate() from /opt/ibm/ace-12/server/lib/libTemplateNodes.so
Problem conclusion
Uncaught exceptions reaching the GroupScatter node via the GroupCreated terminal no longer cause an abend and are processed correctly. --------------------------------------------------------------- The fix is targeted for delivery in the following PTFs: Version Maintenance Level v11.0 11.0.0.15 v12.0 12.0.2.0 The latest available maintenance can be obtained from: http://www-01.ibm.com/support/docview.wss?rs=849&uid=swg27006041 If the maintenance level is not yet available,information on its planned availability can be found on: http://www-1.ibm.com/support/docview.wss?rs=849&uid=swg27006308 ---------------------------------------------------------------
Temporary fix
Comments
APAR Information
APAR number
IT38037
Reported component name
APP CONNECT ENT
Reported component ID
5724J0550
Reported release
B00
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2021-08-17
Closed date
2021-11-22
Last modified date
2021-11-22
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
APP CONNECT ENT
Fixed component ID
5724J0550
Applicable component levels
[{"Line of Business":{"code":"LOB45","label":"Automation"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSDR5J","label":"IBM App Connect Enterprise"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"B00"}]
Document Information
Modified date:
23 November 2021