Process 'command 'C:\Program Files\Java\jdk1.8.0_51\bin\java.exe'' finished with non-zero exit value

报错误：Error:Execution failed for task ':okhttp_and_retrofit:dexDebug'.

> com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'C:\Program Files\Java\jdk1.8.0_51\bin\java.exe'' finished with non-zero exit value 2

解决：

在此module中的build.gradle中添加

defaultConfig {
        multiDexEnabled true
    }