X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fjalview%2Fworkers%2FConsensusThread.java;h=78c6da24a0caf2ee7852d06aad41f39211c0565e;hb=3c8a25936a2d805e7e3d7ab82f83b13135406d18;hp=335529c71f2395aac83628a51140601cb2d3c98e;hpb=09d3b755d9b00f5c3acb44049aedd49361dc0690;p=jalview.git

diff --git a/src/jalview/workers/ConsensusThread.java b/src/jalview/workers/ConsensusThread.java
index 335529c..78c6da2 100644
--- a/src/jalview/workers/ConsensusThread.java
+++ b/src/jalview/workers/ConsensusThread.java
@@ -118,7 +118,10 @@ public class ConsensusThread extends AlignCalcWorker
   protected void eraseConsensus(int aWidth)
   {
     AlignmentAnnotation consensus = getConsensusAnnotation();
-    consensus.annotations = new Annotation[aWidth];
+    if (consensus != null)
+    {
+      consensus.annotations = new Annotation[aWidth];
+    }
     AlignmentAnnotation gap = getGapAnnotation();
     if (gap != null)
     {