did you tried to rebuild emulator by yourself?
if ‘yes’, and it still not working,
make sure, you switched to the
Lima GPU driver via
Settings->GPU Driver Switch->Lima driver (with Fbturbo, emulator either running too slow, or not starting at all).
if it still not working,
try restart your GameShell, make attempt to start some ArduBoy game, then SSH to GameShell, and run a command
paste the result here