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via GitHub by NumberFourAG
, 1 year ago
This exception has no message.
java.lang.NullPointerException: 	at org.eclipse.xtext.parser.antlr.TokenTool.getLexerRuleName(TokenTool.java:66)	at org.eclipse.xtext.conversion.impl.AbstractLexerBasedConverter.getRuleName(AbstractLexerBasedConverter.java:116)	at org.eclipse.xtext.conversion.impl.AbstractLexerBasedConverter.assertTokens(AbstractLexerBasedConverter.java:68)	at org.eclipse.xtext.conversion.impl.AbstractLexerBasedConverter.assertTokens(AbstractLexerBasedConverter.java:58)	at org.eclipse.xtext.conversion.impl.AbstractLexerBasedConverter.toString(AbstractLexerBasedConverter.java:49)	at org.eclipse.xtext.conversion.impl.QualifiedNameValueConverter.delegateToString(QualifiedNameValueConverter.java:180)	at org.eclipse.xtext.conversion.impl.QualifiedNameValueConverter.toString(QualifiedNameValueConverter.java:94)	at org.eclipse.xtext.conversion.impl.QualifiedNameValueConverter.toString(QualifiedNameValueConverter.java:1)	at org.eclipse.xtext.conversion.impl.KeywordAlternativeConverter.toString(KeywordAlternativeConverter.java:52)	at org.eclipse.xtext.conversion.impl.KeywordAlternativeConverter.toString(KeywordAlternativeConverter.java:1)	at org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider$DefaultProposalCreator.apply(AbstractJavaBasedContentProposalProvider.java:95)	at org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider$DefaultProposalCreator.apply(AbstractJavaBasedContentProposalProvider.java:1)	at eu.numberfour.n4js.ui.proposals.imports.ImportsAwareReferenceProposalCreator.lambda$0(ImportsAwareReferenceProposalCreator.java:104)