Late today, many people tried to open Roblox but only saw a loading screen that never ended. They could not log in. This was ...

The Roblox "oof" sound, which became famous not just with players but around the internet as a meme, has been removed from the game entirely due to a licensing issue.

If KRNL-Injector failed to find the Roblox process, delete KRNL App data and see. If that doesn't help follow the solutions mentioned in this post to resolve the issue.