Index: trunk/ippScripts/scripts/detrend_resid.pl
===================================================================
--- trunk/ippScripts/scripts/detrend_resid.pl	(revision 11319)
+++ trunk/ippScripts/scripts/detrend_resid.pl	(revision 11333)
@@ -111,5 +111,7 @@
 
 ### Output file names --- must match camera configuration!
-unless (defined $workdir) {
+if (defined $workdir) {
+    $workdir = $ipprc->convert_filename_absolute( $workdir );
+} else {
     my ($vol, $dir, $file) = File::Spec->splitpath( $input_uri );
     $workdir = $dir;
@@ -117,5 +119,4 @@
 my $outputRoot = $exp_tag . '.detresid.' . $det_id . '.' . $iter; # Root name
 $outputRoot = File::Spec->catfile( $workdir, $outputRoot );
-$outputRoot = $ipprc->convert_filename_absolute( $outputRoot );
 $input_uri = $ipprc->convert_filename_absolute( $input_uri );
 $detrend = $ipprc->convert_filename_absolute( $detrend ) if defined $detrend;