Exception when equipping set

Got the following error while equipping a gear set where I had scrapped the chest:

1x AskMrRobot\Gear.lua:1149: attempt to index field '?' (a nil value)
AskMrRobot\Gear.lua:1149: in function <AskMrRobot\Gear.lua:1010>
AskMrRobot\Gear.lua:927: in function <AskMrRobot\Gear.lua:890>
AskMrRobot\Gear.lua:989: in function `handler'
AskMrRobot\Core.lua:657: in function <AskMrRobot\Core.lua:651>
[C]: ?
...ags\libs\CallbackHandler-1.0\CallbackHandler-1.0-7.lua:29: in function <...ags\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:25>
...ags\libs\CallbackHandler-1.0\CallbackHandler-1.0-7.lua:64: in function `Fire'
AskMrRobot\Libs\AceEvent-3.0\AceEvent-3.0-4.lua:120: in function <AskMrRobot\Libs\AceEvent-3.0\AceEvent-3.0.lua:119>

Thanks – I will try to reproduce this error and put in a check for it if I am able.