NullPointerExcepetion Facebook sdk v4.5.0 when enable Proguard (when try to login using Parse library)

Question

I\'m trying to login with Facebook using ParseFacebookUtils library and it\'s working good but when i enabled the Proguard file i have this exception on Facebook login activ

Answer 1

I just added this line and it's working:

-keep class com.facebook.** { *; }