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java.lang.NullPointerException: 	at org.apache.openejb.config.DeploymentLoader.getWebDescriptors(DeploymentLoader.java:1057)	at org.apache.openejb.config.DeploymentLoader.discoverModuleType(DeploymentLoader.java:1162)	at org.apache.openejb.config.DeploymentsResolver.processUrls(DeploymentsResolver.java:294)	at org.apache.openejb.config.DeploymentsResolver.loadFromClasspath(DeploymentsResolver.java:248)	at org.apache.openejb.config.ConfigurationFactory.getOpenEjbConfiguration(ConfigurationFactory.java:368)	at org.apache.openejb.assembler.classic.Assembler.getOpenEjbConfiguration(Assembler.java:299)	at org.apache.openejb.assembler.classic.Assembler.build(Assembler.java:278)	at org.apache.openejb.OpenEJB$Instance.(OpenEJB.java:137)	at org.apache.openejb.OpenEJB.init(OpenEJB.java:286)	at org.apache.openejb.OpenEJB.init(OpenEJB.java:265)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.apache.openejb.loader.OpenEJBInstance.init(OpenEJBInstance.java:36)	at org.apache.openejb.client.LocalInitialContextFactory.init(LocalInitialContextFactory.java:71)	at org.apache.openejb.client.LocalInitialContextFactory.init(LocalInitialContextFactory.java:53)	at org.apache.openejb.client.LocalInitialContextFactory.getInitialContext(LocalInitialContextFactory.java:42)	at javax.naming.spi.NamingManager.getInitialContext(Unknown Source)	at javax.naming.InitialContext.getDefaultInitCtx(Unknown Source)	at javax.naming.InitialContext.init(Unknown Source)	at javax.naming.InitialContext.(Unknown Source)	at org.clearspace.plugin.ef.dbconnector.Activator.test(Activator.java:62)	at org.clearspace.plugin.ef.dbconnector.Activator.start(Activator.java:39)	at org.eclipse.osgi.framework.internal.core.BundleContextImpl$1.run(BundleContextImpl.java:783)	at java.security.AccessController.doPrivileged(Native Method)	at org.eclipse.osgi.framework.internal.core.BundleContextImpl.startActivator(BundleContextImpl.java:774)	at org.eclipse.osgi.framework.internal.core.BundleContextImpl.start(BundleContextImpl.java:755)	at org.eclipse.osgi.framework.internal.core.BundleHost.startWorker(BundleHost.java:352)	at org.eclipse.osgi.framework.internal.core.AbstractBundle.resume(AbstractBundle.java:370)	at org.eclipse.osgi.framework.internal.core.Framework.resumeBundle(Framework.java:1068)	at org.eclipse.osgi.framework.internal.core.StartLevelManager.resumeBundles(StartLevelManager.java:557)	at org.eclipse.osgi.framework.internal.core.StartLevelManager.incFWSL(StartLevelManager.java:464)	at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:248)	at org.eclipse.osgi.framework.internal.core.StartLevelManager.dispatchEvent(StartLevelManager.java:445)	at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:227)	at org.eclipse.osgi.framework.eventmgr.EventManager$EventThread.run(EventManager.java:337)