Warning: main(/home/hxcacdc/public_html/haloscri/administrator/components/com_mls_tournaments/leagues/lgz/frontend.php) [function.main]: failed to open stream: No such file or directory in /home/hxcacdc/public_html/haloscri/components/com_mls_tournaments/mls_tournaments.php on line 26

Fatal error: main() [function.require]: Failed opening required '/home/hxcacdc/public_html/haloscri/administrator/components/com_mls_tournaments/leagues/lgz/frontend.php' (include_path='.:/usr/lib/php:/usr/local/lib/php' in /home/hxcacdc/public_html/haloscri/components/com_mls_tournaments/mls_tournaments.php on line 26

Ive read evrything and still i cant fix the error and teh file is htere

You have installed/enabled the league_lgz module. Or you might have it installed before and then you upgraded the com_mls_tournaments component. So you just have to download and install the leagues_lgz module again via the module installer within the tournament component.