#934 Web Netboot form not filter the PC group scope

The netboot web form does not correctly filter the computer group scope.
There is a BUG in the "case" to filter the scopes.
The file is boot_grub4dos.php

admin/WebConsole/principal/boot_grub4dos.php

@@ -31,6 +31,7 @@ switch($litambito){
 		break;
 	case "gruposordenadores":
 		$seleccion= "and grupoid=" .  $idambito . "";
+		break;
 	default:
 		$seleccion="";
 	break;