Index: trunk/ippTools/src/dettool_processedexp.c
===================================================================
--- trunk/ippTools/src/dettool_processedexp.c	(revision 26981)
+++ trunk/ippTools/src/dettool_processedexp.c	(revision 28558)
@@ -232,4 +232,10 @@
     PXOPT_COPY_S64(config->args, where, "-exp_id", "exp_id", "==");
     PXOPT_COPY_S16(config->args, where, "-fault",   "fault", "==");
+    
+    if (!psListLength(where->list) && !psMetadataLookupBool(NULL, config->args, "-all")) {
+        psFree(where);
+        psError(PXTOOLS_ERR_CONFIG, false, "search parameters are required");
+        return false;
+    }
 
     psString query = pxDataGet("dettool_revertprocessedexp.sql");
@@ -252,9 +258,4 @@
     }
     psFree(query);
-
-    if (psDBAffectedRows(config->dbh) < 1) {
-        psError(PS_ERR_UNKNOWN, false, "should have affected atleast 1 row");
-        return false;
-    }
 
     return true;