안드로이드 스튜디오 error running app device emulator-5554 not found error on device serial #emulator-5554 executing service host-serial:emulator-5554:features

https://blue-ilike.tistory.com/entry/%ED%94%8C%EB%9F%AC%ED%84%B0-device-emulator-5554-is-offline-%EC%97%90%EB%9F%AC-%ED%95%B4%EA%B2%B0%ED%95%98%EA%B8%B0

플러터 device emulator-5554 is offline 에러 해결하기.