Describe the bug
typing /plexus in the chat window does not open up the options menu

To Reproduce
Steps to reproduce the behavior:

1. type /plexus in chat
2. See error

Expected behavior
i expect /plexus to open the options menu

Desktop (please complete the following information):

• Version - 3.3.7-classic
• Game Version - season of discovery

Additional context
i pulled this error from an error tracking addon i have

3x Interface/AddOns/Plexus/Core.lua:786: attempt to index field 'optionsPanels' (a nil value)
[string "@Interface/AddOns/Plexus/Core.lua"]:786: in function ToggleOptions' [string "@Interface/AddOns/Plexus/Core.lua"]:709: in function ?'
[string "@Interface/AddOns/Blizzard_ChatFrameBase/Classic/ChatFrame.lua"]:5034: in function ChatEdit_ParseText' [string "@Interface/AddOns/Blizzard_ChatFrameBase/Classic/ChatFrame.lua"]:4686: in function ChatEdit_SendText'
[string "@Interface/AddOns/Blizzard_ChatFrameBase/Classic/ChatFrame.lua"]:4722: in function `ChatEdit_OnEnterPressed'
[string "*ChatFrame.xml:120_OnEnterPressed"]:1: in function <[string "*ChatFrame.xml:120_OnEnterPressed"]:1>

This should be fixed in v3.3.9 8868d20