Index: trunk/ippScripts/scripts/stack_skycell.pl
===================================================================
--- trunk/ippScripts/scripts/stack_skycell.pl	(revision 16849)
+++ trunk/ippScripts/scripts/stack_skycell.pl	(revision 17541)
@@ -47,5 +47,5 @@
 pod2usage( -msg => "Unknown option: @ARGV", -exitval => 2 ) if @ARGV;
 pod2usage(
-    -msg => "Required options: --stack_id",
+    -msg => "Required options: --stack_id --outroot",
     -exitval => 3,
 	  ) unless defined $stack_id