It must be very annoying reporting errors to you since, you don't make these type of things anymore, but new error found it
(Not using the MySQL version)
[ERROR] lua/autorun/sv_leaderboards.lua:178: bad argument #1 to 'pairs' (table expected, got nil)
1. pairs - [C]:-1
2. unknown - lua/autorun/sv_leaderboards.lua:178
Timer Failed! [Simple][@lua/autorun/sv_leaderboards.lua (line 177)]
Also it doesn't appear your menu in the ULX Menu (Yeah i checked in XGUI)