My command makes the category disappear

[zang227]

function ulx.respawn ( calling_ply, target_ply )
	
	for i=1, #target_ply do
                local v = target_ply[ i ]
	
		if (v:Team() == TEAM_GUARD_DEAD) then
				v:SetTeam(TEAM_GUARD)
				v:Alive
				
			elseif (v:Team() == TEAM_PRISONER_DEAD) then
				v:SetTeam(TEAM_PRISONER)
				v:Alive
			ulx.fancyLogAdmin( calling_ply, true, "#A respawned #T", target_ply )
			end
  end
end
local respawn = ulx.command( CATEGORY_NAME, "ulx respawn", ulx.respawn, "!respawn", false )
respawn:addParam{ type=ULib.cmds.PlayersArg }
respawn:defaultAccess( ULib.ACCESS_ADMIN )
respawn:help ( "Respawns a player" )

This is for ULX