Exception happened:
java.lang.NullPointerException: Failed to find org.eclipse.rcptt.tesla.swt.workbenchProvider extension. Is org.eclipse.rcptt.tesla.swt.e*x extension loaded?
	at org.eclipse.rcptt.tesla.swt.workbench.EclipseWorkbenchProvider.initialize(EclipseWorkbenchProvider.java:44)
	at org.eclipse.rcptt.tesla.swt.workbench.EclipseWorkbenchProvider.getProvider(EclipseWorkbenchProvider.java:22)
	at org.eclipse.rcptt.tesla.internal.ui.player.SWTUIPlayer.getParentsList(SWTUIPlayer.java:2498)
	at org.eclipse.rcptt.tesla.internal.ui.problemview.ProblemViewSupportProcessor.postSelect(ProblemViewSupportProcessor.java:96)
	at org.eclipse.rcptt.tesla.internal.core.TeslaProcessorManager.postSelect(TeslaProcessorManager.java:74)
	at org.eclipse.rcptt.tesla.internal.core.AbstractTeslaClient.map(AbstractTeslaClient.java:90)
	at org.eclipse.rcptt.tesla.internal.core.TeslaProcessorManager.select(TeslaProcessorManager.java:89)
	at org.eclipse.rcptt.tesla.internal.core.AbstractTeslaClient.handleSelect(AbstractTeslaClient.java:117)
	at org.eclipse.rcptt.tesla.internal.core.AbstractTeslaClient.execute(AbstractTeslaClient.java:307)
	at org.eclipse.rcptt.tesla.internal.core.AbstractTeslaClient.doOneCommand(AbstractTeslaClient.java:251)
	at org.eclipse.rcptt.tesla.internal.core.AbstractTeslaClient.processNext(AbstractTeslaClient.java:147)
	at org.eclipse.rcptt.tesla.ecl.impl.TeslaBridge$2.doProcessing(TeslaBridge.java:101)
	at org.eclipse.rcptt.tesla.swt.events.TeslaEventManager.doProcessing(TeslaEventManager.java:112)
	at org.eclipse.rcptt.tesla.swt.aspects.DisplayAspect.ajc$around$org_eclipse_rcptt_tesla_swt_aspects_DisplayAspect$1$e269b158(DisplayAspect.aj:87)
	at org.eclipse.swt.widgets.Display.sleep(Display.java:4650)
	at org.eclipse.ui.application.WorkbenchAdvisor.eventLoopIdle(WorkbenchAdvisor.java:364)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2702)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at com.all4tec.matelo.ui.Application.start(Application.java)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
	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.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1414)