java.lang.NullPointerException: This exception has no message.

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Oracle Community by 129696, 1 year ago
This exception has no message.
via Oracle Community by 421364, 1 year ago
This exception has no message.
via Oracle Community by 421364, 1 year ago
via Oracle Community by 421364, 1 year ago
via Stack Overflow by anirvan
, 2 years ago
java.lang.NullPointerException:
at java.util.Hashtable.get(Hashtable.java:333)
at java.awt.Component.getFontMetrics(Component.java:2172)
at oracle.jdevimpl.cm.dt.editor.explainPlan.ExplainPlanPane.init(ExplainPlanPane.java:118)
at oracle.jdevimpl.cm.dt.editor.explainPlan.ExplainPlanPane.(ExplainPlanPane.java:42)
at oracle.jdevimpl.cm.dt.editor.sqlview.SqlEditorMainPanel.(SqlEditorMainPanel.java:88)
at oracle.jdevimpl.cm.dt.editor.sqlview.SqlEditor._createGUI(SqlEditor.java:422)
at oracle.jdevimpl.cm.dt.editor.sqlview.SqlEditor.getGUI(SqlEditor.java:282)
at oracle.ideimpl.flateditor.SplitPane.attachFlatEditor(SplitPane.java:605)
at oracle.ideimpl.flateditor.SplitPane.attachCurrentEditor(SplitPane.java:590)
at oracle.ideimpl.flateditor.SplitPane.setCurrentEditorStatePos(SplitPane.java:800)
at oracle.ideimpl.flateditor.SplitPane.setSplitPaneState(SplitPane.java:167)
at oracle.ideimpl.flateditor.TabGroup.attachCurrentDocument(TabGroup.java:441)
at oracle.ideimpl.flateditor.TabGroup.setCurrentTabGroupState(TabGroup.java:1212)
at oracle.ideimpl.flateditor.TabGroup.activateEditor(TabGroup.java:574)
at oracle.ideimpl.flateditor.FlatEditorManager.createEditor(FlatEditorManager.java:1021)
at oracle.ideimpl.flateditor.FlatEditorManager.createEditorInFrame(FlatEditorManager.java:976)
at oracle.ideimpl.flateditor.FlatEditorManager.openEditorInFrame(FlatEditorManager.java:910)
at oracle.jdeveloper.cm.dt.addin.AbstractConnectionEditorWizard.invoke(AbstractConnectionEditorWizard.java:130)
at oracle.ide.cmd.OpenWizardCommand.doit(OpenWizardCommand.java:42)
at oracle.ide.CommandProcessor.invokeImpl(CommandProcessor.java:391)
at oracle.ide.CommandProcessor.invoke(CommandProcessor.java:343)
at oracle.ide.CommandProcessor.invoke(CommandProcessor.java:110)
at oracle.ide.WizardManager.handleEvent(WizardManager.java:399)
at oracle.ide.IdeAction.performAction(IdeAction.java:649)
at oracle.ide.IdeAction$1.run(IdeAction.java:857)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:178)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:454)
at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)

Users with the same issue

Once, 2 weeks ago
4 times, 1 year ago

Write tip

Know the solutions? Share your knowledge to help other developers to debug faster.