java.lang.NullPointerException: This exception has no message.
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java.lang.NullPointerException:
at org.springframework.ide.eclipse.beans.ui.editor.contentassist.BeansContentAssistProcessor.computeAttributeValueProposals(BeansContentAssistProcessor.java:788)
at org.springframework.ide.eclipse.beans.ui.editor.contentassist.BeansContentAssistProcessor.addAttributeValueProposals(BeansContentAssistProcessor.java:522)
at org.eclipse.wst.xml.ui.internal.contentassist.AbstractContentAssistProcessor.computeEqualsProposals(AbstractContentAssistProcessor.java:1429)
at org.eclipse.wst.xml.ui.internal.contentassist.AbstractContentAssistProcessor.computeCompletionProposals(AbstractContentAssistProcessor.java:1162)
at org.eclipse.wst.xml.ui.internal.contentassist.XMLContentAssistProcessor.computeCompletionProposals(XMLContentAssistProcessor.java:91)
at org.eclipse.wst.xml.ui.internal.contentassist.AbstractContentAssistProcessor.computeCompletionProposals(AbstractContentAssistProcessor.java:1278)
at org.eclipse.wst.xml.ui.internal.contentassist.XMLContentAssistProcessor.computeCompletionProposals(XMLContentAssistProcessor.java:101)
at org.eclipse.wst.sse.ui.internal.contentassist.CompoundContentAssistProcessor.computeCompletionProposals(CompoundContentAssistProcessor.java:232)
at org.eclipse.jface.text.contentassist.ContentAssistant.computeCompletionProposals(ContentAssistant.java:1503)
at org.eclipse.jface.text.contentassist.CompletionProposalPopup.computeProposals(CompletionProposalPopup.java:301)