Been getting this error, and it comes and goes with no real consistency. Some times it doesnt appear when joining, sometimes it does. Restarting the server generally causes it to not show up the next time I join but it appears to be at random. Not sure whats causing it.
[ERROR] lua/includes/extensions/math.lua:156: attempt to perform arithmetic on local 'num' (a nil value) 1. Round - lua/includes/extensions/math.lua:156 2. DrawHUD - addons/ahud/lua/ahud/ahud.lua:203 3. v - addons/ahud/lua/ahud/ahud.lua:419 4. unknown - lua/includes/modules/hook.lua:84