Index: trunk/ippTools/src/disttool.c
===================================================================
--- trunk/ippTools/src/disttool.c	(revision 33041)
+++ trunk/ippTools/src/disttool.c	(revision 33042)
@@ -660,5 +660,5 @@
 
     // require data_group or dist_id to be supplied
-    PXOPT_LOOKUP_STR(data_group, config->args, "-data_group", true, false);
+    PXOPT_LOOKUP_STR(data_group, config->args, "-data_group", false, false);
     PXOPT_LOOKUP_S64(dist_id, config->args, "-dist_id", false, false);
     if (!data_group && !dist_id) {
Index: trunk/ippTools/src/disttoolConfig.c
===================================================================
--- trunk/ippTools/src/disttoolConfig.c	(revision 33041)
+++ trunk/ippTools/src/disttoolConfig.c	(revision 33042)
@@ -90,5 +90,5 @@
     // -startover
     psMetadata *startoverArgs = psMetadataAlloc();
-    psMetadataAddStr(startoverArgs, PS_LIST_TAIL, "-data_group",    0, "define data_group (required)", NULL);
+    psMetadataAddStr(startoverArgs, PS_LIST_TAIL, "-data_group",    0, "define data_group", NULL);
     psMetadataAddS64(startoverArgs, PS_LIST_TAIL, "-dist_id", 0, "search by dist_id", 0);
     psMetadataAddStr(startoverArgs, PS_LIST_TAIL, "-stage",    0, "search by stage", NULL);