Error while Setting of Proguard and Exporting APK

Question

I am doing first-time Proguard setting on My Android Project and Exporting My APK File but I got Following errors: (I also not found any proguard.cfg file in my

Answer 1

Using Maven in my case, google-api-client brought guava-jdk5 as a dependency, causing similar problems.

Guava wiki page on Proguard suggests: https://code.google.com/p/guava-libraries/wiki/UsingProGuardWithGuava

-dontwarn sun.misc.Unsafe
-dontwarn com.google.common.collect.MinMaxPriorityQueue