Random Server Ban?

Banning "X" for rcon hacking attempts
Bad SetLocalOrigin(-19550.062500,21121.996094,34.691284) on gmod_hands (1324)
Dropped [DMG:GM]JackWall from server (Added to banned list)

A player on my server was randomly banned for apparently hacking rcon? I know this is false as they are my brother and was sitting next to me at the time :confused:

I have tried ulx unban but doesnt work… Please help me find a solution to unbanning him

[editline]11th September 2016[/editline]

SOLVED - Solution = removeip “X” in console