Index: trunk/ippTasks/warp.pro
===================================================================
--- trunk/ippTasks/warp.pro	(revision 12747)
+++ trunk/ippTasks/warp.pro	(revision 13153)
@@ -140,5 +140,5 @@
     # look for new images in warpInputExp (state == NULL)
     book getpage warpInputExp 0 -var pageName -key state NULL
-    if ($pageName == NULL) break
+    if ("$pageName" == "NULL") break
 
     book setword warpInputExp $pageName state RUN
@@ -260,5 +260,5 @@
     # look for new images in warpPendingSkyCell (state == NULL)
     book getpage warpPendingSkyCell 0 -var pageName -key state NULL
-    if ($pageName == NULL) break
+    if ("$pageName" == "NULL") break
 
     book setword warpPendingSkyCell $pageName state RUN
@@ -266,5 +266,4 @@
     book getword warpPendingSkyCell $pageName skycell_id -var SKYCELL_ID
     book getword warpPendingSkyCell $pageName tess_id -var TESS_ID
-    book getword warpPendingSkyCell $pageName exp_tag -var EXP_TAG
     book getword warpPendingSkyCell $pageName camera -var CAMERA
     book getword warpPendingSkyCell $pageName workdir -var WORKDIR