Track controller crash test ui maintenance mode

[chrisg564]

Prerequisites

• [ ] Using npm
• [ ] Using an up-to-date main branch
• [ ] Using latest version of devtools. Check the docs for how to update
• [ ] Tried solutions mentioned in #400
• [ ] For issue in production release, add devtools output of DEBUG_PROD=true npm run build && npm start

Expected Behavior

No crash

Current Behavior

Switch line to red, then set maintenance mode in test ui before selecting controller.

Steps to Reproduce

Possible Solution (Not obligatory)

Context

Your Environment

• Node version :
• electron-react-boilerplate version or branch :
• Operating System and version :
• Link to your project :