X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fext%2Fpymol%2FPymolCommands.java;fp=src%2Fjalview%2Fext%2Fpymol%2FPymolCommands.java;h=b69d3e390c4007d0141da778d972da55e187518f;hb=966baa18c09b8fb041b874acdb8a850ad143d205;hp=ed64c006002f22a161bf2582ea46e6ae8af8dabf;hpb=ed971f2399ab7a032e29617387955fc907c5f1f5;p=jalview.git

diff --git a/src/jalview/ext/pymol/PymolCommands.java b/src/jalview/ext/pymol/PymolCommands.java
index ed64c00..b69d3e3 100644
--- a/src/jalview/ext/pymol/PymolCommands.java
+++ b/src/jalview/ext/pymol/PymolCommands.java
@@ -114,9 +114,12 @@ public class PymolCommands extends StructureCommandsBase
     String refAtomsAlphaOnly = "("+getAtomSpec(refAtoms, specType)+" and (altloc '' or altloc 'a'))";
     String atomSpec2AlphaOnly = "("+getAtomSpec(atomSpec, specType)+" and (altloc '' or altloc 'a'))";
     // pair_fit mobile -> reference
+    // crashes when undo is enabled on 2.5.2 (incentive)
+    commands.add(new StructureCommand("undo_disable"));
     commands.add(new StructureCommand("pair_fit", 
             atomSpec2AlphaOnly, refAtomsAlphaOnly));
-
+    commands.add(new StructureCommand("undo_enable"));
+    
     /*
      * and show superposed residues as cartoon
      */