Index: trunk/ippScripts/scripts/magic_destreak_revert.pl
===================================================================
--- trunk/ippScripts/scripts/magic_destreak_revert.pl	(revision 29981)
+++ trunk/ippScripts/scripts/magic_destreak_revert.pl	(revision 29983)
@@ -191,5 +191,4 @@
     $image  = $ipprc->filename("PPIMAGE.CHIP", $path_base, $class_id);
     $weight = $ipprc->filename("PPIMAGE.CHIP.VARIANCE", $path_base, $class_id);
-    $sources = $ipprc->filename("PSPHOT.OUTPUT", $path_base, $class_id);
 
     # we use the mask output from the camera stage for input and replace
@@ -204,4 +203,10 @@
     }
 
+    # only revert sources if this is a new run, not one being updated
+    if ($run_state eq 'new') {
+        $sources = $ipprc->filename("PSPHOT.OUTPUT", $path_base, $class_id);
+        $bsources = $ipprc->filename("PSPHOT.OUTPUT", $backup_path_base, $class_id);
+    }
+
     $bimage  = $ipprc->filename("PPIMAGE.CHIP", $backup_path_base, $class_id);
     # This is somewhat kludgey but it works whether the mask is camera mask or chip mask
@@ -209,5 +214,4 @@
     $bch_mask= $ipprc->filename("PPIMAGE.CHIP.MASK", $backup_path_base, $class_id);
     $bweight = $ipprc->filename("PPIMAGE.CHIP.VARIANCE", $backup_path_base, $class_id);
-    $bsources = $ipprc->filename("PSPHOT.OUTPUT", $backup_path_base, $class_id);
 } elsif ($stage eq "camera") {
     $astrom =  $ipprc->filename("PSASTRO.OUTPUT", $path_base);