Gintama Sounds Riping

[Mephisto Maker]

Without seeing the error, it's hard to say for sure but based on the extension of the file you've linked to, I'm assuming you are trying to upload a .7z archive. The site only allows .zip archives.

oh good to know, but the error is when i try to add the game, it says "Error adding game." in a blank page, i already tried a bunch of times e.e