in pluginsconfigurationdlg.cpp:41
#if wxCHECK_VERSION(3, 3, 2)
const bool IsDark = wxSystemSettings::GetAppearance()IsDark();
#else
const bool IsDark = false;
#endif
There is a point missing before IsDark();
Should be:
const bool IsDark = wxSystemSettings::GetAppearance().IsDark();
Thank you.