Complaint Jan Antilles, weird ban for my friend

[Mitysko]

Hello, i would like to ask what was the reason to give my friend a Permanent ban on RP, his BYOND username is Jjping, i like to play RP with him. But one day he got banned. He told me he got banned because of he knew too many things. Can i please know, what was the real reason for his ban and why did he got Permanent ban. Thanks for answer!