I think this is already fixed in the kde-neon extension. Apps created with that extension have the native file chooser by default on kde and I haven’t encountered that error message.
VLC and OP’s app don’t use that extension.
I think this is already fixed in the kde-neon extension. Apps created with that extension have the native file chooser by default on kde and I haven’t encountered that error message.
VLC and OP’s app don’t use that extension.