[KARAF-5236] NPE in InstanceServiceImpl$14.call

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 4.0.9
• Component/s: karaf
• Assignee: Unassigned
• Reporter: Martin Lichtin
• Created: 06/Jul/17 08:41
• Updated: 15/Sep/18 05:03

Description

Seeing this once in a while, not clear yet what provokes it:

java.lang.NullPointerException
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl$14.call(InstanceServiceImpl.java:912)
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl$14.call(InstanceServiceImpl.java:910)
	at org.apache.karaf.util.locks.FileLockUtils$2.call(FileLockUtils.java:103)
	at org.apache.karaf.util.locks.FileLockUtils.execute(FileLockUtils.java:69)
	at org.apache.karaf.util.locks.FileLockUtils.execute(FileLockUtils.java:97)
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl.getKarafPort(InstanceServiceImpl.java:910)
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl.access$2000(InstanceServiceImpl.java:64)
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl$23.call(InstanceServiceImpl.java:1038)
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl$23.call(InstanceServiceImpl.java:1032)
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl$1.call(InstanceServiceImpl.java:250)
	at org.apache.karaf.util.locks.FileLockUtils$2.call(FileLockUtils.java:103)
	at org.apache.karaf.util.locks.FileLockUtils.execute(FileLockUtils.java:69)
	at org.apache.karaf.util.locks.FileLockUtils.execute(FileLockUtils.java:97)
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl.execute(InstanceServiceImpl.java:247)
	at org.apache.karaf.instance.core.internal.InstanceServiceImpl.getInstanceState(InstanceServiceImpl.java:1032)
	at org.apache.karaf.instance.core.internal.InstanceImpl.getState(InstanceImpl.java:112)
	at org.apache.karaf.instance.command.StartCommand.doExecute(StartCommand.java:84)
	at org.apache.karaf.instance.command.InstanceCommandSupport.execute(InstanceCommandSupport.java:90)
	at org.apache.karaf.shell.impl.action.command.ActionCommand.execute(ActionCommand.java:83)
	at org.apache.karaf.shell.impl.console.osgi.secured.SecuredCommand.execute(SecuredCommand.java:67)
	at org.apache.karaf.shell.impl.console.osgi.secured.SecuredCommand.execute(SecuredCommand.java:87)
	at org.apache.felix.gogo.runtime.Closure.executeCmd(Closure.java:480)
	at org.apache.felix.gogo.runtime.Closure.executeStatement(Closure.java:406)
	at org.apache.felix.gogo.runtime.Pipe.run(Pipe.java:108)
	at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:182)
	at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:119)
	at org.apache.felix.gogo.runtime.CommandSessionImpl.execute(CommandSessionImpl.java:94)
	at org.apache.karaf.shell.impl.console.HeadlessSessionImpl.execute(HeadlessSessionImpl.java:90)