Index: /trunk/pstamp/src/pstamprequest.c
===================================================================
--- /trunk/pstamp/src/pstamprequest.c	(revision 18646)
+++ /trunk/pstamp/src/pstamprequest.c	(revision 18647)
@@ -15,5 +15,4 @@
 
 char *string_columns[] = {
-    "ROWNUM",
     "PROJECT",
     "JOB_TYPE",
@@ -35,4 +34,5 @@
 };
 char *u32_columns[] = {
+    "ROWNUM",
     "COORD_MASK",
     "OPTION_MASK", // bitmask or of PSTAMP_SELECT_IMAGE PSTAMP_SELECT_MASK PSTAMP_SELECT_WEIGHT
@@ -194,5 +194,5 @@
     options->md = md;
 
-    psMetadataAddStr (md, PS_LIST_TAIL, "ROWNUM", PS_META_REPLACE, "", "1");
+    psMetadataAddU32 (md, PS_LIST_TAIL, "ROWNUM", PS_META_REPLACE, "", 1);
 
     // Job type.