Unexpected input(s) 'emulator-shutdown', valid inputs are ['api-level', 'system-image-api-level', 'target', 'arch', 'profile', 'cores', 'ram-size', 'heap-size', 'sdcard-path-or-size', 'disk-size', 'avd-name', 'force-avd-creation', 'emulator-boot-timeout', 'emulator-port', 'emulator-options', 'disable-animations', 'disable-spellchecker', 'disable-linux-hw-accel', 'enable-hw-keyboard', 'emulator-build', 'working-directory', 'ndk', 'cmake', 'channel', 'script', 'pre-emulator-launch-script']