Bug 473132

Summary: [wiring] Cannot locate RepositorySystem implementation -> NPE in ModelRepository.createDefaultSession
Product: z_Archived Reporter: EPP Error Reports <error-reports-inbox>
Component: RecommendersAssignee: Project inbox <recommenders-inbox>
Status: NEW --- QA Contact:
Severity: normal    
Priority: P3 CC: sewe
Version: unspecifiedKeywords: needinfo
Target Milestone: ---   
Hardware: All   
OS: All   
Whiteboard:

Description EPP Error Reports CLA 2015-07-21 03:33:08 EDT
The following incident was reported via the automated error reporting:


    code:                   1
    plugin:                 org.eclipse.recommenders.rcp_2.2.0.v20150609-1848
    message:                HIDDEN
    fingerprint:            4826e0e9
    exception class:        java.lang.reflect.InvocationTargetException
    exception message:      HIDDEN
    number of children:     0
    
    java.lang.reflect.InvocationTargetException: HIDDEN
    at sun.reflect.NativeMethodAccessorImpl.invoke0(null:-2)
    at sun.reflect.NativeMethodAccessorImpl.invoke(null:-1)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(null:-1)
    at java.lang.reflect.Method.invoke(null:-1)
    at org.eclipse.recommenders.internal.rcp.RcpModule$Listener$1.executeMethod(RcpModule.java:307)
    at org.eclipse.recommenders.internal.rcp.RcpModule$Listener$1.afterInjection(RcpModule.java:299)
    at com.google.inject.internal.MembersInjectorImpl.notifyListeners(MembersInjectorImpl.java:97)
    at com.google.inject.internal.ConstructorInjector.construct(ConstructorInjector.java:95)
    at com.google.inject.internal.ConstructorBindingImpl$Factory.get(ConstructorBindingImpl.java:254)
    at com.google.inject.internal.ProviderToInternalFactoryAdapter$1.call(ProviderToInternalFactoryAdapter.java:46)
    at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1031)
    at com.google.inject.internal.ProviderToInternalFactoryAdapter.get(ProviderToInternalFactoryAdapter.java:40)
    at com.google.inject.Scopes$1$1.get(Scopes.java:65)
    at com.google.inject.internal.InternalFactoryToProviderAdapter.get(InternalFactoryToProviderAdapter.java:40)
    at com.google.inject.internal.FactoryProxy.get(FactoryProxy.java:54)
    at com.google.inject.internal.SingleParameterInjector.inject(SingleParameterInjector.java:38)
    at com.google.inject.internal.SingleParameterInjector.getAll(SingleParameterInjector.java:62)
    at com.google.inject.internal.ConstructorInjector.construct(ConstructorInjector.java:84)
    at com.google.inject.internal.ConstructorBindingImpl$Factory.get(ConstructorBindingImpl.java:254)
    at com.google.inject.internal.FactoryProxy.get(FactoryProxy.java:54)
    at com.google.inject.internal.ProviderToInternalFactoryAdapter$1.call(ProviderToInternalFactoryAdapter.java:46)
    at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1031)
    at com.google.inject.internal.ProviderToInternalFactoryAdapter.get(ProviderToInternalFactoryAdapter.java:40)
    at com.google.inject.Scopes$1$1.get(Scopes.java:65)
    at com.google.inject.internal.InternalFactoryToProviderAdapter.get(InternalFactoryToProviderAdapter.java:40)
    at com.google.inject.internal.SingleParameterInjector.inject(SingleParameterInjector.java:38)
    at com.google.inject.internal.SingleParameterInjector.getAll(SingleParameterInjector.java:62)
    at com.google.inject.internal.ConstructorInjector.construct(ConstructorInjector.java:84)
    at com.google.inject.internal.ConstructorBindingImpl$Factory.get(ConstructorBindingImpl.java:254)
    at com.google.inject.internal.InjectorImpl$4$1.call(InjectorImpl.java:978)
    at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1024)
    at com.google.inject.internal.InjectorImpl$4.get(InjectorImpl.java:974)
    at com.google.inject.internal.InjectorImpl.getInstance(InjectorImpl.java:1013)
    at org.eclipse.recommenders.injection.ExtensionFactory.loadExtension(ExtensionFactory.java:50)
    at org.eclipse.recommenders.injection.ExtensionFactory.create(ExtensionFactory.java:42)
    at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:262)
    at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
    at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.createComputer(CompletionProposalComputerDescriptor.java:308)
    at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.getComputer(CompletionProposalComputerDescriptor.java:275)
    at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.sessionStarted(CompletionProposalComputerDescriptor.java:418)
    at org.eclipse.jdt.internal.ui.text.java.CompletionProposalCategory.sessionStarted(CompletionProposalCategory.java:384)
    at org.eclipse.jdt.internal.ui.text.java.ContentAssistProcessor$CompletionListener.assistSessionStarted(ContentAssistProcessor.java:118)
    at org.eclipse.jface.text.contentassist.ContentAssistant.fireSessionBeginEvent(ContentAssistant.java:2362)
    at org.eclipse.jface.text.contentassist.ContentAssistant.prepareToShowCompletions(ContentAssistant.java:1751)
    at org.eclipse.jface.text.contentassist.ContentAssistant.access$6(ContentAssistant.java:1742)
    at org.eclipse.jface.text.contentassist.ContentAssistant$2.run(ContentAssistant.java:382)
    at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
    at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
    at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4155)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3772)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1127)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1018)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156)
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:654)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:598)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:139)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(null:-2)
    at sun.reflect.NativeMethodAccessorImpl.invoke(null:-1)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(null:-1)
    at java.lang.reflect.Method.invoke(null:-1)
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:669)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1515)
caused by: java.lang.NullPointerException: HIDDEN
    at org.eclipse.recommenders.models.ModelRepository.createDefaultSession(ModelRepository.java:107)
    at org.eclipse.recommenders.models.ModelRepository.<init>(ModelRepository.java:86)
    at org.eclipse.recommenders.models.ModelRepository.<init>(ModelRepository.java:75)
    at org.eclipse.recommenders.internal.models.rcp.EclipseModelRepository.open(EclipseModelRepository.java:85)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(null:-2)
    at sun.reflect.NativeMethodAccessorImpl.invoke(null:-1)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(null:-1)
    at java.lang.reflect.Method.invoke(null:-1)
    at org.eclipse.recommenders.internal.rcp.RcpModule$Listener$1.executeMethod(RcpModule.java:307)
    at org.eclipse.recommenders.internal.rcp.RcpModule$Listener$1.afterInjection(RcpModule.java:299)
    at com.google.inject.internal.MembersInjectorImpl.notifyListeners(MembersInjectorImpl.java:97)
    at com.google.inject.internal.ConstructorInjector.construct(ConstructorInjector.java:95)
    at com.google.inject.internal.ConstructorBindingImpl$Factory.get(ConstructorBindingImpl.java:254)
    at com.google.inject.internal.ProviderToInternalFactoryAdapter$1.call(ProviderToInternalFactoryAdapter.java:46)
    at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1031)
    at com.google.inject.internal.ProviderToInternalFactoryAdapter.get(ProviderToInternalFactoryAdapter.java:40)
    at com.google.inject.Scopes$1$1.get(Scopes.java:65)
    at com.google.inject.internal.InternalFactoryToProviderAdapter.get(InternalFactoryToProviderAdapter.java:40)
    at com.google.inject.internal.FactoryProxy.get(FactoryProxy.java:54)
    at com.google.inject.internal.SingleParameterInjector.inject(SingleParameterInjector.java:38)
    at com.google.inject.internal.SingleParameterInjector.getAll(SingleParameterInjector.java:62)
    at com.google.inject.internal.ConstructorInjector.construct(ConstructorInjector.java:84)
    at com.google.inject.internal.ConstructorBindingImpl$Factory.get(ConstructorBindingImpl.java:254)
    at com.google.inject.internal.FactoryProxy.get(FactoryProxy.java:54)
    at com.google.inject.internal.ProviderToInternalFactoryAdapter$1.call(ProviderToInternalFactoryAdapter.java:46)
    at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1031)
    at com.google.inject.internal.ProviderToInternalFactoryAdapter.get(ProviderToInternalFactoryAdapter.java:40)
    at com.google.inject.Scopes$1$1.get(Scopes.java:65)
    at com.google.inject.internal.InternalFactoryToProviderAdapter.get(InternalFactoryToProviderAdapter.java:40)
    at com.google.inject.internal.SingleParameterInjector.inject(SingleParameterInjector.java:38)
    at com.google.inject.internal.SingleParameterInjector.getAll(SingleParameterInjector.java:62)
    at com.google.inject.internal.ConstructorInjector.construct(ConstructorInjector.java:84)
    at com.google.inject.internal.ConstructorBindingImpl$Factory.get(ConstructorBindingImpl.java:254)
    at com.google.inject.internal.InjectorImpl$4$1.call(InjectorImpl.java:978)
    at com.google.inject.internal.InjectorImpl.callInContext(InjectorImpl.java:1024)
    at com.google.inject.internal.InjectorImpl$4.get(InjectorImpl.java:974)
    at com.google.inject.internal.InjectorImpl.getInstance(InjectorImpl.java:1013)
    at org.eclipse.recommenders.injection.ExtensionFactory.loadExtension(ExtensionFactory.java:50)
    at org.eclipse.recommenders.injection.ExtensionFactory.create(ExtensionFactory.java:42)
    at org.eclipse.core.internal.registry.ConfigurationElement.createExecutableExtension(ConfigurationElement.java:262)
    at org.eclipse.core.internal.registry.ConfigurationElementHandle.createExecutableExtension(ConfigurationElementHandle.java:55)
    at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.createComputer(CompletionProposalComputerDescriptor.java:308)
    at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.getComputer(CompletionProposalComputerDescriptor.java:275)
    at org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerDescriptor.sessionStarted(CompletionProposalComputerDescriptor.java:418)
    at org.eclipse.jdt.internal.ui.text.java.CompletionProposalCategory.sessionStarted(CompletionProposalCategory.java:384)
    at org.eclipse.jdt.internal.ui.text.java.ContentAssistProcessor$CompletionListener.assistSessionStarted(ContentAssistProcessor.java:118)
    at org.eclipse.jface.text.contentassist.ContentAssistant.fireSessionBeginEvent(ContentAssistant.java:2362)
    at org.eclipse.jface.text.contentassist.ContentAssistant.prepareToShowCompletions(ContentAssistant.java:1751)
    at org.eclipse.jface.text.contentassist.ContentAssistant.access$6(ContentAssistant.java:1742)
    at org.eclipse.jface.text.contentassist.ContentAssistant$2.run(ContentAssistant.java:382)
    at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
    at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
    at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:4155)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3772)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1127)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1018)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:156)
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:654)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:598)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:139)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(null:-2)
    at sun.reflect.NativeMethodAccessorImpl.invoke(null:-1)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(null:-1)
    at java.lang.reflect.Method.invoke(null:-1)
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:669)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1515)
   
  

General Information:

    reported-by:      
    anonymous-id:     abc09ed6-dbee-4300-b836-b360321f6951
    eclipse-build-id: 4.5.0.I20150603-2000
    eclipse-product:  org.eclipse.epp.package.jee.product
    operating system: Windows8 6.2.0 (x86_64) - win32
    jre-version:      1.8.0_51-b16

The following plug-ins were present on the execution stack (*):
    1. com.google.inject_3.0.0.v201312141243
    2. org.eclipse.core.databinding.observable_1.5.0.v20150422-0725
    3. org.eclipse.core.databinding_1.5.0.v20150422-0725
    4. org.eclipse.core.runtime_3.11.0.v20150405-1723
    5. org.eclipse.e4.ui.workbench_1.3.0.v20150531-1948
    6. org.eclipse.e4.ui.workbench.swt_0.13.0.v20150504-0621
    7. org.eclipse.equinox.app_1.3.300.v20150423-1356
    8. org.eclipse.equinox.launcher_1.3.100.v20150511-1540
    9. org.eclipse.jdt.ui_3.11.0.v20150527-0925
    10. org.eclipse.jdt_3.11.0.v20150603-2000
    11. org.eclipse.jface.text_3.10.0.v20150603-1752
    12. org.eclipse.jface_3.11.0.v20150602-1400
    13. org.eclipse.recommenders.injection_2.2.0.v20150609-1848
    14. org.eclipse.recommenders.models_2.2.0.v20150609-1848
    15. org.eclipse.recommenders.models.rcp_2.2.0.v20150609-1848
    16. org.eclipse.recommenders.rcp_2.2.0.v20150609-1848
    17. org.eclipse.swt_3.104.0.v20150528-0211
    18. org.eclipse.ui_3.107.0.v20150507-1945
    19. org.eclipse.ui.ide.application_1.1.0.v20150422-0725
    20. org.eclipse.ui.ide_3.11.0.v20150510-1749

Please note that:
* Messages, stacktraces, and nested status objects may be shortened.
* Bug fields like status, resolution, and whiteboard are sent
  back to reporters.
* The list of present bundles and their respective versions was
  calculated by package naming heuristics. This may or may not reflect reality.

Other Resources:
* Report: https://dev.eclipse.org/recommenders/committers/confess/#/problems/55ad0393e4b0577cce8f2d1f  
* Manual: https://dev.eclipse.org/recommenders/community/confess/#/guide


Thank you for your assistance.
Your friendly error-reports-inbox.

This bug was created on behalf of andreas.sewe@codetrails.com.
Comment 1 Andreas Sewe CLA 2015-07-21 03:42:07 EDT
As far as I can see, this can online happen if ModelRepository.system is null, i.e., if DefaultServiceLocator.getService(RepositorySystem.class) returned null.

This should never happen if the Aether bundles are present.

Dear original reporter, can you please open the Console view, select the Host OSGi Console and enter the following commands and paste their outputs here:

  ss org.eclipse.aether
  b org.eclipse.recommenders.models

Thank you.