Index: source/blender/src/header_action.c
===================================================================
RCS file: /cvsroot/bf-blender/blender/source/blender/src/header_action.c,v
retrieving revision 1.58
diff -u -u -r1.58 header_action.c
--- source/blender/src/header_action.c	15 Jan 2007 22:37:36 -0000	1.58
+++ source/blender/src/header_action.c	5 Feb 2007 23:02:55 -0000
@@ -378,7 +378,7 @@
 	else if (ELEM(event, ACTMENU_SEL_COLUMN_KEYS, ACTMENU_SEL_COLUMN_MARKERSCOLUMN)) {
 		if (key)
 			column_select_shapekeys(key, event);
-		else
+		else if (act)
 			column_select_actionkeys(act, event);
 	}
 	else