When I type in "roth config", it comes an error:

Message: Interface\AddOns\Roth_UI\core\slashcmd.lua:161: attempt to index field 'panel' (a nil value)
Time: 12/17/16 12:23:51
Count: 1
Stack: [C]: ?
Interface\AddOns\Roth_UI\core\slashcmd.lua:161: in function ?' Interface\FrameXML\ChatFrame.lua:4385: in function ChatEdit_ParseText'
Interface\FrameXML\ChatFrame.lua:4053: in function ChatEdit_SendText' Interface\FrameXML\ChatFrame.lua:4089: in function ChatEdit_OnEnterPressed'
[string ":OnEnterPressed"]:1: in function <[string ":OnEnterPressed"]:1>

Locals:

How to fix it ?

As reflected in patch notes, the GitHub version of Roth UI is now the alpha build for new features, please ensure you are using the version off wowinterface.com or curse