Can't run react-native run-android on Mac

[marcusrabello]

I have a complete react native environment on my iMac, the project run completely when i run react-native run-ios, but when i'll do this with android it doesn't work, metro bundler window opens but doesn't work and don't appear any message.

What i have to do?

[react-native-bot]

We are using GitHub issues exclusively to track bugs in React Native. GitHub may not be the ideal place to ask a question, but you can try asking over on Stack Overflow, or on Reactiflux. You may also use discuss.reactjs.org/ to discuss best practices.