Out of memory error: Java heap memory on Android Studio

Question

How do I fix java.lang.OutOfMemoryError: Java heap space when compiling my Android project?

I get this after I upgraded to version 1 of Android Studio.

Answer 1

i'm using Windows OS. I solved this by updating _JAVA_OPTIONS to '-Xmx1024m'

1. Win + X, choose SYSTEM
2. Choose 'Advanced system settings'
3. Choose 'Environment Variables'
4. Create / Edit a variable named as '_JAVA_OPTIONS'
5. update variable value as -Xmx1024m

click to see snapshot