hi everyone first thing i know this random but i need help so i try convert some custom campain like under the black moon to coop for a mod named half life opposing force coop (https://www.moddb.com/mods/opposing-force-coop) but i try so many things i try put game_end and delete somethings but nothing change i want when u reach the end of the game auto change map change to next map like in singleplayer but for multiplayer but no thing change just walk around and its not changing so how can i convert it to coop and make end/auto change level to next map for coop
any help will be great
here some more details
https://gamebanana.com/threads/223859