Widget is disposed in Task Controller Variables Table ----------------------------------------------------- Key: GPD-136 URL: https://issues.jboss.org/browse/GPD-136 Project: jBPM GPD Issue Type: Bug Components: jpdl Environment: Eclipse 3.2.2 on Windows 2000 Reporter: Matthias Hanisch Assignee: Koen Aers Fix For: jBPM jPDL Designer 3.2 Select a Task Node. Go to Properties View. Select Tasks:<task>:Controller (default). Add two variables, remove the second. Error Log view contains the following SWT Exception: org.eclipse.swt.SWTException: Widget is disposed at org.eclipse.swt.SWT.error(SWT.java:3374) at org.eclipse.swt.SWT.error(SWT.java:3297) at org.eclipse.swt.SWT.error(SWT.java:3268) at org.eclipse.swt.widgets.Widget.error(Widget.java:435) at org.eclipse.swt.widgets.Widget.checkWidget(Widget.java:330) at org.eclipse.swt.widgets.Control.setVisible(Control.java:2642) at org.jbpm.gd.jpdl.util.VariableTableItemWrapper.applyName(VariableTableItemWrapper.java:164) at org.jbpm.gd.jpdl.util.VariableTableItemWrapper.cancelEditing(VariableTableItemWrapper.java:150) at org.jbpm.gd.jpdl.util.VariableTableCellClickedResolver.mouseDown(VariableTableCellClickedResolver.java:25) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:133) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:928) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3348) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2968) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1930) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1894) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:422) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:95) at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:92) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:68) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:177) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.eclipse.core.launcher.Main.invokeFramework(Main.java:336) at org.eclipse.core.launcher.Main.basicRun(Main.java:280) at org.eclipse.core.launcher.Main.run(Main.java:977) at org.eclipse.core.launcher.Main.main(Main.java:952) After that, table input is not working anymore ("Mapped Name" column not editable anymore, for example).