com.android.ddmlib.InstallException: Failed to establish session react-native

Question

I am trying to run react-native android app in my nexus5 emulator

adb devices
List of devices attached
emulator-5554   device

started pack

Answer 1

adb is known to be flaky. Try:

• Restarting adb with $ adb kill-server
• Restarting the emulator
• Using Genymotion instead of stock Google emulator.