I am having a difficulty with first time react-native run-android. The Error looks like this following

Question

FAILURE: Build failed with an exception.

What went wrong: A problem occurred

configuring project \':app\'.

Answer 1

WINDOWS INSTRUCTIONS: To update your JAVA_HOME Environment Variable:

1. press the Windows Key on your keyboard,
2. type "view advanced",
3. click on View Advanced System Settings,
4. click Environment Variables,
5. select JAVA_HOME,
6. click Edit,
7. click Browse Directory,
8. click This PC,
9. click C:\,
10. click Program Files,
11. click Java,
12. finally, select jdk1.8.0_### (actual build # may vary)

missing JDK 1.8.0? - Google "download Java JDK" and download it from oracle.com

Cleanup Phase: Press OK, OK, OK, OK

RESTART THE COMMAND PROMPT (if you encounter any issue now, try running Command Prompt as Administrator => right click, run as admin)

Now, try again (in the correct folder):

react-native run-android