Couldn't start project on Android: Error running adb: adb: failed to run abb_exec. Error: closed adb: connect error for write: closed

Getting this error while trying to run react-native app on emulator through expo.

Couldn't start project on Android: Error running adb: adb: failed to run abb_exec. 
Error: closed adb: connect error for write: closed

How to resolve this ?