[FELIX-3762] NPE in UpdateConfiguration#run

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: configadmin-1.6.0
• Fix Version/s: configadmin-1.8.0
• Component/s: Configuration Admin
• Assignee: Felix Meschberger
• Reporter: Carsten Ziegeler
• Created: 16/Nov/12 13:11
• Updated: 28/Sep/13 15:26
• Resolved: 20/Nov/12 10:56

Description

During startup I sometimes see a set of these NPE's :
16.11.2012 04:48:47.004 ERROR [CM Configuration Updater (Update: pid=org.apache.sling.servlets.resolver.SlingServletResolver)] org.apache.felix.configadmin Service [org.apache.felix.cm.ConfigurationAdmin,48] Unexpected problem executing task (java.lang.NullPointerException) java.lang.NullPointerException
at org.apache.felix.cm.impl.ConfigurationManager$UpdateConfiguration.run(ConfigurationManager.java:1701)
at org.apache.felix.cm.impl.UpdateThread.run(UpdateThread.java:103)
at java.lang.Thread.run(Thread.java:662)
16.11.2012 04:48:47.005 INFO [FelixStartLevel] org.apache.felix.configadmin BundleEvent STARTED

Looking at the code, it seems the configuration update thread is started before managedServiceTracker or managedServiceFactoryTracker are set in the start() method of the ConfigurationManager