Extra:
Just ran the same command under Xorg - the "assertion G_IS_OBJECT failed" error message still occurs but the window opens and the program runs normally. It seems that this part of the message might be misleading.
Extra:
Just ran the same command under Xorg - the "assertion G_IS_OBJECT failed" error message still occurs but the window opens and the program runs normally. It seems that this part of the message might be misleading.