X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2FSequenceGroup.java;fp=src%2Fjalview%2Fdatamodel%2FSequenceGroup.java;h=1246d238a0fef5890f602167fe855e5d832e5e96;hb=667623e455de6756776d445c800d39d93fa060e2;hp=e37c55eb8688e50312e58c40142954da324049fd;hpb=8f9537bd5d7f4455c6309569e2ca260463b7d2e4;p=jalview.git

diff --git a/src/jalview/datamodel/SequenceGroup.java b/src/jalview/datamodel/SequenceGroup.java
index e37c55e..1246d23 100755
--- a/src/jalview/datamodel/SequenceGroup.java
+++ b/src/jalview/datamodel/SequenceGroup.java
@@ -1358,7 +1358,7 @@ public class SequenceGroup implements AnnotatedCollectionI
     AnnotatedCollectionI ref = ctx;
     while (ref != null)
     {
-      if (ref == this)
+      if (ref == this || ref.getContext() == ctx)
       {
         throw new IllegalArgumentException(
                 "Circular reference in SequenceGroup.context");