Can't use aql due to java.lang.IllegalStateException [message #1823822] |
Thu, 02 April 2020 10:30  |
Eclipse User |
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Hi,
I've met a strange problem currently. In my .odesign file I can use service, var, feature normally, but I failed to use aql query's auto completion. Every time I type in aql:self. and hit ctrl+space, an error happens like below:
!ENTRY org.eclipse.ui 4 0 2020-04-02 22:26:59.257
!MESSAGE Unhandled event loop exception
!STACK 0
java.lang.IllegalStateException: Couldn't register package null because its name is null.
at org.eclipse.acceleo.query.runtime.impl.EPackageProvider.registerPackage(EPackageProvider.java:282)
at org.eclipse.acceleo.query.runtime.impl.QueryEnvironment.registerEPackage(QueryEnvironment.java:94)
at org.eclipse.sirius.common.acceleo.aql.business.internal.AQLSiriusInterpreter.activateMetamodels(AQLSiriusInterpreter.java:181)
at org.eclipse.sirius.common.acceleo.aql.ide.proposal.AQLProposalProvider.setupInterpreter(AQLProposalProvider.java:92)
at org.eclipse.sirius.common.acceleo.aql.ide.proposal.AQLProposalProvider.getProposals(AQLProposalProvider.java:75)
at org.eclipse.sirius.common.tools.api.interpreter.CompoundInterpreter.getProposals(CompoundInterpreter.java:441)
at org.eclipse.sirius.ui.tools.api.assist.TextContentProposalProvider.getProposals(TextContentProposalProvider.java:87)
at org.eclipse.jface.fieldassist.ContentProposalAdapter.getProposals(ContentProposalAdapter.java:1999)
at org.eclipse.jface.fieldassist.ContentProposalAdapter.openProposalPopup(ContentProposalAdapter.java:1848)
at org.eclipse.jface.fieldassist.ContentProposalAdapter.access$16(ContentProposalAdapter.java:1843)
at org.eclipse.jface.fieldassist.ContentProposalAdapter$1.handleEvent(ContentProposalAdapter.java:1700)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4105)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1037)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1061)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1046)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1088)
at org.eclipse.swt.widgets.Text.sendKeyEvent(Text.java:1766)
at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1084)
at org.eclipse.swt.widgets.Widget.wmSysChar(Widget.java:2247)
at org.eclipse.swt.widgets.Control.WM_SYSCHAR(Control.java:5420)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:4796)
at org.eclipse.swt.widgets.Text.windowProc(Text.java:2625)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:4757)
at org.eclipse.swt.internal.win32.OS.DispatchMessage(Native Method)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3522)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:658)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:154)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594)
at org.eclipse.equinox.launcher.Main.run(Main.java:1447)
at org.eclipse.equinox.launcher.Main.main(Main.java:1420)
I don't known where I'm wrong because I can use aql expressions normally, but only aql's auto complete function is unavailable.
Thanks for any advice!
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