[ https://issues.apache.org/jira/browse/NETBEANS-2978?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Eirik Bakke resolved NETBEANS-2978. ----------------------------------- Resolution: Duplicate Marking as duplicate of NETBEANS-2494, which has the same stack trace, since there's already some discussion of the bug there. > Assertion error in code completion in Java code > ----------------------------------------------- > > Key: NETBEANS-2978 > URL: https://issues.apache.org/jira/browse/NETBEANS-2978 > Project: NetBeans > Issue Type: Bug > Components: java - Editor > Affects Versions: 11.1, 11.2, 11.3 > Reporter: Petr Miksik > Priority: Critical > Labels: autocomplete, autocompletion, codecompletion, nbjavac > Attachments: ide.log > > > The exception occurs after selecting an item from the provided "Code > completion" list and nothing is inserted into code. > How to reproduce: > {noformat} > public class XXX { > private static class CellRenderer implements TableCellRenderer { > @Override > public Component getTableCellRendererComponent(JTable table, Object > value, boolean isSelected, boolean hasFocus, int row, int column) { > JLabel result = new JLabel <-- code completion fails here > JLabel result2 = new JLabel <-- it works on this line already. > Only the first line is not working > } > } > } > {noformat} > {noformat} > java.lang.AssertionError > at com.sun.tools.javac.util.Assert.error(Assert.java:155) > at com.sun.tools.javac.util.Assert.check(Assert.java:46) > at com.sun.tools.javac.code.Scope$ScopeImpl.dble(Scope.java:410) > at com.sun.tools.javac.code.Scope$ScopeImpl.enter(Scope.java:433) > at > com.sun.tools.javac.comp.MemberEnter.visitVarDef(MemberEnter.java:480) > at > com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:972) > at > com.sun.tools.javac.comp.MemberEnter.memberEnter(MemberEnter.java:172) > at com.sun.tools.javac.comp.Attr.visitVarDef(Attr.java:1191) > at > com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:972) > at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:674) > at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:754) > at com.sun.tools.javac.comp.Attr.attribStats(Attr.java:778) > at com.sun.tools.javac.comp.Attr.visitBlock(Attr.java:1357) > at org.netbeans.lib.nbjavac.services.NBAttr.visitBlock(NBAttr.java:78) > at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:1036) > at com.sun.tools.javac.comp.Attr.attribTree(Attr.java:674) > at com.sun.tools.javac.comp.Attr.attribStat(Attr.java:754) > at > org.netbeans.api.java.source.TreeUtilities.attributeTree(TreeUtilities.java:892) > at > org.netbeans.api.java.source.TreeUtilities.attributeTree(TreeUtilities.java:822) > at > org.netbeans.modules.editor.java.JavaCodeTemplateProcessor.type(JavaCodeTemplateProcessor.java:718) > at > org.netbeans.modules.editor.java.JavaCodeTemplateProcessor.getProposedValue(JavaCodeTemplateProcessor.java:433) > at > org.netbeans.modules.editor.java.JavaCodeTemplateProcessor.updateDefaultValues(JavaCodeTemplateProcessor.java:145) > at > org.netbeans.lib.editor.codetemplates.CodeTemplateInsertHandler.processTemplate(CodeTemplateInsertHandler.java:225) > at > org.netbeans.lib.editor.codetemplates.CodeTemplateManagerOperation.insert(CodeTemplateManagerOperation.java:273) > at > org.netbeans.lib.editor.codetemplates.api.CodeTemplate.insert(CodeTemplate.java:82) > at > org.netbeans.modules.editor.java.JavaCompletionItem.process(JavaCompletionItem.java:570) > at > org.netbeans.modules.editor.java.JavaCompletionItem.defaultAction(JavaCompletionItem.java:290) > at > org.netbeans.modules.editor.completion.CompletionImpl.dispatchKeyEvent(CompletionImpl.java:785) > at > org.netbeans.modules.editor.completion.CompletionImpl.keyPressed(CompletionImpl.java:386) > at > java.desktop/java.awt.AWTEventMulticaster.keyPressed(AWTEventMulticaster.java:258) > at > java.desktop/java.awt.AWTEventMulticaster.keyPressed(AWTEventMulticaster.java:257) > at > java.desktop/java.awt.AWTEventMulticaster.keyPressed(AWTEventMulticaster.java:257) > at java.desktop/java.awt.Component.processKeyEvent(Component.java:6590) > at > java.desktop/javax.swing.JComponent.processKeyEvent(JComponent.java:2849) > at java.desktop/java.awt.Component.processEvent(Component.java:6409) > at java.desktop/java.awt.Container.processEvent(Container.java:2263) > at > java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5008) > at > java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321) > at java.desktop/java.awt.Component.dispatchEvent(Component.java:4840) > at > java.desktop/java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1950) > at > java.desktop/java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:870) > at > java.desktop/java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1139) > at > java.desktop/java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:1009) > at > java.desktop/java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:835) > at > java.desktop/java.awt.Component.dispatchEventImpl(Component.java:4889) > at > java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321) > at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2772) > at java.desktop/java.awt.Component.dispatchEvent(Component.java:4840) > at > java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:772) > at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721) > at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715) > at java.base/java.security.AccessController.doPrivileged(Native Method) > at > java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85) > at > java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:95) > at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:745) > at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:743) > at java.base/java.security.AccessController.doPrivileged(Native Method) > at > java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85) > at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:742) > at > org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136) > [catch] at > java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203) > at > java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124) > at > java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113) > at > java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109) > at > java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) > at > java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90) > {noformat} 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