MDT Error

Message: ...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:2520: attempt to perform arithmetic on local 'r' (a nil value)
Time: Tue Mar 26 16:22:56 2019
Count: 1
Stack: ...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:2520: attempt to perform arithmetic on local 'r' (a nil value)
...ce\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:583: in function <...ce\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:543>
[C]: ?
...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:2520: in function `RGBToHex'
...nTools\AceGUIWidget-MethodDungeonToolsPullButton.lua:1080: in function `UpdateColor'
...nTools\AceGUIWidget-MethodDungeonToolsPullButton.lua:1026: in function `SetIndex'
...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:2198: in function `ReloadPullButtons'
...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:921: in function `SetAffixWeek'
...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:3116: in function <...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:2877>
...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:496: in function `ShowInterface'
...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:35: in function `OnClick'
...x\Libs\LibDBIcon-1.0\LibDBIcon-1.0\LibDBIcon-1.0.lua:144: in function <...x\Libs\LibDBIcon-1.0\LibDBIcon-1.0\LibDBIcon-1.0.lua:142>

Locals: errMsg = "...ace\AddOns\MethodDungeonTools\MethodDungeonTools.lua:2520: attempt to perform arithmetic on local 'r' (a nil value)"
tsmErrMsg = nil
oldModule = nil
private = <table> {
 AddonBlockedEvent = <function> defined @Interface\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:335
 num = 0
 ErrorHandler = <function> defined @Interface\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:116
 hitInternalError = false
 errorFrame = <unnamed> {
 }
 origErrorHandler = <function> defined @Interface\SharedXML\SharedBasicControls.lua:295
 FormatErrorMessageSection = <function> defined @Interface\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:350
 SanitizeString = <function> defined @Interface\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:343
 errorReports = <table> {
 }
 IsTSMAddon = <function> defined @Interface\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:310
 localLinesTemp = <table> {
 }
 GetStackInfo = <function> defined @Interface\AddOns\TradeSkillMaster\Core\Lib\ErrorHandler.lua:278
}
MAX_STACK_DEPTH = 50
TSM = <table> {
}