X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fstructures%2Fmodels%2FAAStructureBindingModel.java;h=5a7b4484cd728b78f51d21b0a6ef9dd7e735dcb0;hb=bed0c230be450b16213e30ee1dcaf3e76ddfc669;hp=da86ca5feaa1d1741faa3255c0f27ee7f8ab7138;hpb=1f029391e9e263b132a62eaefcc2fe68badacfd6;p=jalview.git

diff --git a/src/jalview/structures/models/AAStructureBindingModel.java b/src/jalview/structures/models/AAStructureBindingModel.java
index da86ca5..5a7b448 100644
--- a/src/jalview/structures/models/AAStructureBindingModel.java
+++ b/src/jalview/structures/models/AAStructureBindingModel.java
@@ -1096,7 +1096,10 @@ public abstract class AAStructureBindingModel
         for (StructureCommandI cmd : cmds)
         {
           List<String> replies = executeCommand(cmd, true);
-          response.addAll(replies);
+          if (replies != null)
+          {
+            response.addAll(replies);
+          }
         }
         return response;
       } finally