I believe I am having the same problem detailed in FELIX-4909 (https://issues.apache.org/jira/browse/FELIX-4909):
11:59:57.087 ERROR [CM Event Dispatcher (Fire ConfigurationEvent: pid=com.idexx.labstation.repository.imagemanager.IdexxImageManagerServicesImpl)] <org.apache.felix.configadmin> Service [org.apache.felix.cm.ConfigurationAdmin,8] Unexpected problem delivering configuration event to [org.osgi.service.cm.ConfigurationListener, id=82, bundle=65/slinginstall:C:\Users\kroll\Projects\Sling\sling\startup\10\org.apache.felix.scr-1.8.2.jar] (java.lang.NullPointerException) java.lang.NullPointerException: null at org.apache.felix.scr.impl.config.ConfigurationSupport.configurationEvent(ConfigurationSupport.java:283) at org.apache.felix.cm.impl.ConfigurationManager$FireConfigurationEvent.sendEvent(ConfigurationManager.java:2011) at org.apache.felix.cm.impl.ConfigurationManager$FireConfigurationEvent.run(ConfigurationManager.java:1981) at org.apache.felix.cm.impl.UpdateThread.run(UpdateThread.java:103) at java.lang.Thread.run(Unknown Source) I can't upgrade my Configuration Admin Service bundle because I am using Sling and that breaks other wiring. What are my options?