Index: trunk/zoo-project/zoo-services/gdal/grid/service.c
===================================================================
--- trunk/zoo-project/zoo-services/gdal/grid/service.c	(revision 781)
+++ trunk/zoo-project/zoo-services/gdal/grid/service.c	(revision 790)
@@ -1068,5 +1068,11 @@
         Usage();
         GDALDestroyDriverManager();
+#ifndef ZOO_SERVICE
         exit( 2 );
+#else
+	fprintf(stderr,"pszSource %s\n",pszSource);
+	fprintf(stderr,"pszDest %s\n",pszDest);
+	return SERVICE_FAILED;
+#endif
     }