Error pop up when saving in SessionObject.java Class
An error pop up appears when you want to save your SessionObject.java class if there are warnings or errors in it.
The pop up message is : An error has occurred. See log for more details.
And the stack trace is :
!ENTRY org.eclipse.jface 4 2 2007-12-20 14:30:03.578 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.jface". !STACK 0 org.eclipse.jface.util.Assert$AssertionFailedException: null argument; at org.eclipse.jface.util.Assert.isNotNull(Assert.java:150) at org.eclipse.jface.util.Assert.isNotNull(Assert.java:126) at org.eclipse.jface.resource.ResourceManager.createImage(ResourceManager.java:93) at org.eclipse.ui.views.markers.internal.FieldSeverityAndMessage.getImage(FieldSeverityAndMessage.java:65) at org.eclipse.ui.views.markers.internal.TableViewLabelProvider.getColumnImage(TableViewLabelProvider.java:49) at org.eclipse.jface.viewers.TreeViewer.doUpdateItem(TreeViewer.java:310) at org.eclipse.jface.viewers.AbstractTreeViewer$UpdateItemSafeRunnable.run(AbstractTreeViewer.java:95) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37) at org.eclipse.core.runtime.Platform.run(Platform.java:843) at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:44) at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:149) at org.eclipse.jface.viewers.AbstractTreeViewer.doUpdateItem(AbstractTreeViewer.java:849) at org.eclipse.jface.viewers.StructuredViewer$UpdateItemSafeRunnable.run(StructuredViewer.java:465) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:37) at org.eclipse.core.runtime.Platform.run(Platform.java:843) at org.eclipse.ui.internal.JFaceUtil$1.run(JFaceUtil.java:44) at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:149) at org.eclipse.jface.viewers.StructuredViewer.updateItem(StructuredViewer.java:1955) at org.eclipse.jface.viewers.AbstractTreeViewer.createTreeItem(AbstractTreeViewer.java:753) at org.eclipse.jface.viewers.AbstractTreeViewer.updateChildren(AbstractTreeViewer.java:2444) at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefreshStruct(AbstractTreeViewer.java:1651) at org.eclipse.jface.viewers.TreeViewer.internalRefreshStruct(TreeViewer.java:955) at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1627) at org.eclipse.jface.viewers.AbstractTreeViewer.internalRefresh(AbstractTreeViewer.java:1582) at org.eclipse.jface.viewers.StructuredViewer$8.run(StructuredViewer.java:1415) at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:1323) at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1413) at org.eclipse.jface.viewers.StructuredViewer.refresh(StructuredViewer.java:1370) at org.eclipse.ui.views.markers.internal.MarkerView$UpdateJob.runInUIThread(MarkerView.java:225) at org.eclipse.ui.progress.UIJob$1.run(UIJob.java:94) at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35) at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:123) at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3325) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:2971) 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.objectweb.clif.console.lib.egui.rcp.ClifRunnable.run(ClifRunnable.java:50) 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)