Retrolambda - Jack is required to support java 8 - warning fix

Question

Is there a way to disable warning about

Jack is required to support java 8 language features.

while using Retrolambda?

I don

Answer 1

I confirm it is safe to remove VERSION_1_8 reference in build.gradle. Furthermore if one set jack support to true at the same time at setting JAVA Version to 1.8 and using Retrolambda, the following error kicks in:

java.lang.NullPointerException (no error message)