集成环信过程中遇到的问题？

# 1. Error:Execution failed for task ':app:transformClassesWithDexForDebug'.

> com.android.build.api.transform.TransformException: com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'F:\Program Files (x86)\Java\jdk1.8.0_31\bin\java.exe'' finished with non-zero exit value 1

gradle 下的版本号统一一下。  删除重复jar包v4 或v7 包。  

 在导入easeui moudel 以后 不要在引入SDK  *****

compile 'com.hyphenate:hyphenate-sdk:3.4.0'

 # 2。环信客户端创建聊天室显示you have no permission to do this