java.lang.IllegalAccessError: Class ref in pre-verified class resolved to unexpected implementation getting while running test project?

Question

I have implemented project by using third party library(zxing) after implementation project is working fine then after I have written one test project to unit test my projec

Answer 1

Uncheck the jars (in my case maps and google play services jar) from "Order and Export" tab under Project's Java build path in Eclipse.But let them be added in "Libraries" tab. Click OK, Clean projects and build now. It works.