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 Matze1969, 1 year ago
java.lang.NullPointerException: 	at oracle.dbtools.crest.swingui.diagram.graph.EdgeRenderer.getForeground(Unknown Source)	at javax.swing.JComponent.setForeground(JComponent.java:2679)	at oracle.dbtools.crest.swingui.diagram.graph.EdgeRenderer.installAttributes(Unknown Source)	at oracle.dbtools.crest.swingui.diagram.graph.EdgeRenderer.setView(Unknown Source)	at oracle.dbtools.crest.swingui.diagram.graph.EdgeRenderer.getRendererComponent(Unknown Source)	at oracle.dbtools.crest.swingui.diagram.graph.AbstractCellView.getRendererComponent(Unknown Source)	at oracle.dbtools.crest.swingui.diagram.ui.def.DefaultDiagramUI.paintCell(Unknown Source)	at oracle.dbtools.crest.swingui.diagram.ui.def.DefaultDiagramUI.paint(Unknown Source)	at javax.swing.plaf.ComponentUI.update(ComponentUI.java:143)	at javax.swing.JComponent.paintComponent(JComponent.java:760)	at javax.swing.JComponent.paint(JComponent.java:1037)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at oracle.dbtools.crest.swingui.diagram.OverviewPanel.paintChildren(Unknown Source)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paint(JComponent.java:1046)	at javax.swing.JLayeredPane.paint(JLayeredPane.java:567)	at javax.swing.JComponent.paintChildren(JComponent.java:870)	at javax.swing.JComponent.paintToOffscreen(JComponent.java:5139)	at javax.swing.RepaintManager$PaintManager.paintDoubleBuffered(RepaintManager.java:1491)	at javax.swing.RepaintManager$PaintManager.paint(RepaintManager.java:1422)	at javax.swing.RepaintManager.paint(RepaintManager.java:1225)	at javax.swing.JComponent.paint(JComponent.java:1023)	at java.awt.GraphicsCallback$PaintCallback.run(GraphicsCallback.java:21)	at sun.awt.SunGraphicsCallback.runOneComponent(SunGraphicsCallback.java:60)	at sun.awt.SunGraphicsCallback.runComponents(SunGraphicsCallback.java:97)	at java.awt.Container.paint(Container.java:1778)	at java.awt.Window.paint(Window.java:3390)	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:797)	at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:714)	at javax.swing.RepaintManager.prePaintDirtyRegions(RepaintManager.java:694)	at javax.swing.RepaintManager.access$700(RepaintManager.java:41)	at javax.swing.RepaintManager$ProcessingRunnable.run(RepaintManager.java:1636)	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:666)	at java.awt.EventQueue.access$400(EventQueue.java:81)	at java.awt.EventQueue$2.run(EventQueue.java:627)	at java.awt.EventQueue$2.run(EventQueue.java:625)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:636)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)