Dark mode causes crash on windows

[stewcop23]

Bug description
Experimenting in the new 2.4.58.1 pre-release and I tried to enable dark mode. immediately when I click Enable Dark Mode I get an error that says Unhandled unknown error: terminating the application immediately followed by Internal error: boost::bad_any_cast: failed conversion using boost::any_cast

Project File
darkmodecrash.zip
sorry for zip, i had to to upload to github

To Reproduce
Steps to reproduce the behavior:

1. Go to Configuration
2. Go to Preferences
3. Click on Colors and Dark Mode
4. Click on Enable Dark Mode
5. See error

Screenshots
first error:

then immediately:

Desktop (please complete the following information):

• OS: Windows
• Version: 2.4.58.1
• Anet a8 plus but I dont think that matters

[supermerill]

erf, yes.
To try the dark mode, change the dark_color_mode = 0 to dark_color_mode = 1 in your SuperSlicer.ini file (it's in help->show configuration folder)