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1877222 - SUP / SMP server's StartMonitoringService get NullPointerException repeatly

Symptom

SUP Server startup get the 'null pointer exception' on 'start monitoring service' and keep repeating until server shutdown. SUP Server logs can be filled up easily. After restart of the SUP Server, the problem may happen again.
Capture the SUP log of StartMonitoringService with NullPointerException stacktrace for reference:

----------------------------------------------------------------------------------------------------------------------------------------------------------------------
2013-04-26 18:32:41.457 ERROR   MMS          Thread-35 [com.sybase.sup.server.monitoring.StartMonitoringService]com.sybase.sup.server.monitoring.StartScheduledMonitoringThread.run()


java.lang.NullPointerException
at com.sybase.sup.server.monitoring.MonitoringConfiguration.isAfterBeginTime(MonitoringConfiguration.java:320) at com.sybase.sup.server.monitoring.StartMonitoringService$MonitoringScheduledThread.run(StartMonitoringService.java:146) 2013-04-26 18:32:41.459 ERROR MMS Thread-35 [com.sybase.sup.server.monitoring.StartMonitoringService]com.sybase.sup.server.monitoring.StartScheduledMonitoringThread.run()
java.lang.NullPointerException
at com.sybase.sup.server.monitoring.MonitoringConfiguration.isAfterBeginTime(MonitoringConfiguration.java:320)
at com.sybase.sup.server.monitoring.StartMonitoringService$MonitoringScheduledThread.run(StartMonitoringService.java:146)
2013-04-26 18:32:41.459 ERROR   MMS          Thread-35 [com.sybase.sup.server.monitoring.StartMonitoringService] com.sybase.sup.server.monitoring.StartScheduledMonitoringThread.run()
java.lang.NullPointerException
	at com.sybase.sup.server.monitoring.MonitoringConfiguration.isAfterBeginTime(MonitoringConfiguration.java:320)
	at com.sybase.sup.server.monitoring.StartMonitoringService$MonitoringScheduledThread.run(StartMonitoringService.java:146)
 :
 :
<exception repeat & repeat>
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After the problem happen for few minutes on SUP Server startup, the java stacktrace may be hidden and only leave the error message as below:

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2013-04-26 17:06:31.194 ERROR MMS Thread-35 [com.sybase.sup.server.monitoring.StartMonitoringService] com.sybase.sup.server.monitoring.StartScheduledMonitoringThread.run()
java.lang.NullPointerException
2013-04-26 17:06:31.194 ERROR MMS Thread-35 [com.sybase.sup.server.monitoring.StartMonitoringService] com.sybase.sup.server.monitoring.StartScheduledMonitoringThread.run()
java.lang.NullPointerException
:
:
<exception repeat & repeat>

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Environment

The issue appears on Windows Server 2008 R2 & Windows 7, but may appear on other Windows versions.
Reported on SUP2.1.3 GA ( SUP 2.1.3, build 2.1.3.231 ), expect to happen on all SUP2.1.x and SUP2.2.x series.

Product

Sybase Unwired Platform 2.1 ; Sybase Unwired Platform 2.2

Keywords

Repeated exceptions , KBA , MOB-SUP , Sybase Unwired Platform , Problem

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