Index: openacs-4/packages/simulation/lib/sim-template-tasks.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/simulation/lib/sim-template-tasks.tcl,v
diff -u -N -r1.38 -r1.39
--- openacs-4/packages/simulation/lib/sim-template-tasks.tcl	30 Jan 2004 11:17:16 -0000	1.38
+++ openacs-4/packages/simulation/lib/sim-template-tasks.tcl	12 Mar 2004 11:07:06 -0000	1.39
@@ -262,6 +262,10 @@
     }
 
     lappend actions $action_id
+
+    if { [empty_string_p $new_state_pretty] } {
+        set new_state_pretty "unchanged"
+    }
 }
 
 # Get rid of the last down_url