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-rw-r--r--org.eclipse.jface.text/src/org/eclipse/jface/text/contentassist/AdditionalInfoController.java4
1 files changed, 4 insertions, 0 deletions
diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/text/contentassist/AdditionalInfoController.java b/org.eclipse.jface.text/src/org/eclipse/jface/text/contentassist/AdditionalInfoController.java
index a4c43e67a..5dab86158 100644
--- a/org.eclipse.jface.text/src/org/eclipse/jface/text/contentassist/AdditionalInfoController.java
+++ b/org.eclipse.jface.text/src/org/eclipse/jface/text/contentassist/AdditionalInfoController.java
@@ -532,6 +532,10 @@ class AdditionalInfoController extends AbstractInformationControlManager {
@Override
protected void computeInformation() {
+ if (fProposalTable == null || fProposalTable.isDisposed()) {
+ return;
+ }
+
if (fProposal instanceof ICompletionProposalExtension3)
setCustomInformationControlCreator(((ICompletionProposalExtension3) fProposal).getInformationControlCreator());
else

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