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.

They can then explore ROBLOX — interacting with others by chatting, playing games, or collaborating on creative projects. There is no cost for this first plot of virtual land.

Roblox is implementing fixes for a chat moderation exploit that resulted in a wave of automatic bans, but the offenders say there’s more to come.