[NETBEANS-4460] C++ Code Completion not working

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 12.0, 11.2, 11.3
• Component/s: cnd - Code Completion

Environment

Windows 10, msys64

• Assignee: Unassigned
• Reporter: Holger Weber
• Created: 17/Jun/20 07:22
• Updated: 19/Mar/22 06:56

Description

Sometimes the Code Completion doesn't work. So creating a derived class and try to auto complete a constructor just shows "Please wait.." tool tip and a notification is created.

Part of Log:

SEVERE [org.openide.util.RequestProcessor]: Error in RequestProcessor org.netbeans.spi.editor.completion.support.AsyncCompletionTask
java.lang.ClassCastException: org.openide.util.ImageUtilities$ToolTipImage cannot be cast to java.desktop/javax.swing.ImageIcon
at org.netbeans.modules.cnd.refactoring.completion.overridemethod.CsmOverrideMethodCompletionItem.<init>(CsmOverrideMethodCompletionItem.java:112)
at org.netbeans.modules.cnd.refactoring.completion.overridemethod.CsmOverrideMethodCompletionItem.createImplementItem(CsmOverrideMethodCompletionItem.java:139)
at org.netbeans.modules.cnd.refactoring.completion.overridemethod.CsmOverrideMethodCompletionProvider$Query.getItems(CsmOverrideMethodCompletionProvider.java:242)
at org.netbeans.modules.cnd.refactoring.completion.overridemethod.CsmOverrideMethodCompletionProvider$Query.query(CsmOverrideMethodCompletionProvider.java:125)
at org.netbeans.spi.editor.completion.support.AsyncCompletionTask.run(AsyncCompletionTask.java:198)
at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
[catch] at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)

Issue Links

• is duplicated by: NETBEANS-4720 ClassCastException: org.openide.util.ImageUtilities$ToolTipImage cannot be cast to javax.swing.ImageIcon