WowAce

19x GatherMate2\GatherMate2-1.42.lua:117: attempt to compare nil with number
GatherMate2\GatherMate2-1.42.lua:117: in function <GatherMate2\GatherMate2.lua:85>
(tail call): ?
[C]: ?
[string "safecall Dispatcher[1]"]:9: in function <[string "safecall Dispatcher[1]"]:5>
(tail call): ?
...ceAdiBags\libs\AceAddon-3.0\AceAddon-3.0-12.lua:529: in function `InitializeAddon'
...ceAdiBags\libs\AceAddon-3.0\AceAddon-3.0-12.lua:644: in function <...ceAdiBags\libs\AceAddon-3.0\AceAddon-3.0.lua:636>

Locals:
nil

Also getting this error with the alpha...

1x GatherMate2\GatherMate2-1.42-1-ga027862.lua:117: attempt to compare nil with number
GatherMate2\GatherMate2-1.42-1-ga027862.lua:117: in function <GatherMate2\GatherMate2.lua:85>
(tail call): ?
[C]: ?
[string "safecall Dispatcher[1]"]:9: in function <[string "safecall Dispatcher[1]"]:5>
(tail call): ?
...ddOns\GatherMate2\Libs\AceAddon-3.0\AceAddon-3.0-12.lua:529: in function `InitializeAddon'
...ddOns\GatherMate2\Libs\AceAddon-3.0\AceAddon-3.0-12.lua:644: in function <...ddOns\GatherMate2\Libs\AceAddon-3.0\AceAddon-3.0.lua:636>

Locals:
nil

This error is fixed in  1.42.1, shortly being made available.