Index: trunk/ippScripts/scripts/detrend_process_exp.pl
===================================================================
--- trunk/ippScripts/scripts/detrend_process_exp.pl	(revision 11492)
+++ trunk/ippScripts/scripts/detrend_process_exp.pl	(revision 11829)
@@ -198,5 +198,5 @@
 
     warn($msg);
-    if ($det_id && $exp_tag) {
+    if ($det_id and $exp_tag and not $no_update) {
 	my $command = "$dettool -addprocessedexp -det_id $det_id -exp_tag $exp_tag -code $exit_code";
 	$command .= " -dbname $dbname" if defined $dbname;