The ScummVM emulator on the XU4 seems to be either broken or missing. When i try to run it, it just dumps me back to ES. Here is my output in es_log.txt when i try to run it:
lvl2: Configure emulators command : -p1index 0 -p1guid 03000000790000000600000010010000 -p1name "DragonRise Inc. Generic USB Joystick " -p1nbaxes 5 -p1devicepath /dev/input/event1 -p2index 1 -p2guid 030000006f0e00000104000000010000 -p2name "Logic3 Controller" -p2nbaxes 6 -p2devicepath /dev/input/event2
lvl2: Controllers config : -p1index 0 -p1guid 03000000790000000600000010010000 -p1name "DragonRise Inc. Generic USB Joystick " -p1nbaxes 5 -p1devicepath /dev/input/event1 -p2index 1 -p2guid 030000006f0e00000104000000010000 -p2name "Logic3 Controller" -p2nbaxes 6 -p2devicepath /dev/input/event2
lvl2: python /usr/lib/python2.7/site-packages/configgen/emulatorlauncher.pyc -p1index 0 -p1guid 03000000790000000600000010010000 -p1name "DragonRise Inc. Generic USB Joystick " -p1nbaxes 5 -p1devicepath /dev/input/event1 -p2index 1 -p2guid 030000006f0e00000104000000010000 -p2name "Logic3 Controller" -p2nbaxes 6 -p2devicepath /dev/input/event2 -system scummvm -rom /recalbox/share/roms/scummvm/Full\ Throttle/ft.scummvm -emulator default -core default -ratio auto
lvl2: Creating surface...
lvl2: Created window successfully.
lvl2: Added known joystick DragonRise Inc. Generic USB Joystick (instance ID: 0, device index: 0)
lvl2: Added known joystick Logic3 Controller (instance ID: 1, device index: 1)
lvl0: VolumeControl::init() - Failed to find mixer elements!
lvl2: SDL AUDIO Initialized