Index: openacs-4/packages/project-manager/tcl/task-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/project-manager/tcl/task-procs.tcl,v
diff -u -r1.18 -r1.19
--- openacs-4/packages/project-manager/tcl/task-procs.tcl	14 Dec 2005 22:05:30 -0000	1.18
+++ openacs-4/packages/project-manager/tcl/task-procs.tcl	12 Mar 2006 16:54:58 -0000	1.19
@@ -2493,7 +2493,7 @@
 
         # project
 
-        if {![string equal $old_project_item_id $project_item_id_array($tid)]} {
+        if {![string equal $old_project_item_id $project_item_id_array($tid)] && ![empty_string_p $old_project_item_id]} {
 
             set old [pm::project::name -project_item_id $old_project_item_id]