diff --git a/pandora_console/pandoradb.sql b/pandora_console/pandoradb.sql
index ae6fcce074..336d66c55c 100644
--- a/pandora_console/pandoradb.sql
+++ b/pandora_console/pandoradb.sql
@@ -586,7 +586,6 @@ CREATE TABLE IF NOT EXISTS  `tconfig_os` (
 	`name` varchar(100) NOT NULL default '',
 	`description` varchar(250) default '',
 	`icon_name` varchar(100) default '',
-	`previous_name` text default '', 
 	PRIMARY KEY  (`id_os`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
@@ -2045,7 +2044,7 @@ CREATE TABLE IF NOT EXISTS `ttag` (
 	`url` mediumtext NOT NULL,
 	`email` text NULL,
 	`phone` text NULL,
-	`previous_name` text default '',
+	`previous_name` text NULL,
 	PRIMARY KEY  (`id_tag`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8; 
 
diff --git a/pandora_console/pandoradb_data.sql b/pandora_console/pandoradb_data.sql
index 1eedc9cef4..79c82802ec 100644
--- a/pandora_console/pandoradb_data.sql
+++ b/pandora_console/pandoradb_data.sql
@@ -1187,7 +1187,7 @@ INSERT INTO `tplugin` (`id`, `name`, `description`, `max_timeout`, `max_retries`
 
 INSERT INTO `tagent_custom_fields` VALUES (1,'Serial Number',0,0,''),(2,'Department',0,0,''),(3,'Additional ID',0,0,''),(4,'eHorusID',0,0,'');
 
-INSERT INTO `ttag` VALUES (1,'network','Network equipment','http://artica.es','',''),(2,'critical','Critical modules','','',''),(3,'dmz','DMZ Network Zone','','',''),(4,'performance','Performance anda capacity modules','','',''),(5,'configuration','','','','');
+INSERT INTO `ttag` VALUES (1,'network','Network equipment','http://artica.es','','',''),(2,'critical','Critical modules','','','',''),(3,'dmz','DMZ Network Zone','','','',''),(4,'performance','Performance anda capacity modules','','','',''),(5,'configuration','','','','','');
 
 INSERT INTO `tevent_response` VALUES (1,'Ping to host','Ping to the agent host','ping -c 5 _agent_address_','command',0,620,500,0,'',0,90),(3,'Create incident from event','Create a incident from the event with the standard incidents system of Pandora FMS','index.php?sec=workspace&sec2=operation/incidents/incident_detail&insert_form&from_event=_event_id_','url',0,0,0,1,'',0,90),(5,'Restart agent','Restart the agent with using UDP protocol.

To use this response is necessary to have installed Pandora FMS server and console in the same machine.','/usr/share/pandora_server/util/udp_client.pl _agent_address_ 41122 "REFRESH AGENT"','command',0,620,500,0,'',0,90),(6,'Ping to module agent host','Ping to the module agent host','ping -c 5 _module_address_','command',0,620,500,0,'',0,90);