Index: openacs-4/packages/tasks/lib/tasks-portlet.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/tasks/lib/tasks-portlet.tcl,v
diff -u -r1.5 -r1.6
--- openacs-4/packages/tasks/lib/tasks-portlet.tcl	1 Mar 2006 13:49:15 -0000	1.5
+++ openacs-4/packages/tasks/lib/tasks-portlet.tcl	4 Mar 2006 22:57:24 -0000	1.6
@@ -1,2 +1,4 @@
-
 set portlet_layout [parameter::get -parameter "DefaultPortletLayout"]
+
+if { ![info exists start_date] } { set start_date {} }
+if { ![info exists end_date] } { set end_date {} }