Found 2 versions of android-support-v4.jar in the dependency list原因及其解决方案

错误提示：

Found 2 versions of android-support-v4.jar in the dependency list,（说明了原因）

but not all the versions are identical (check is based on SHA-1 only at this time).
All versions of the libraries must be the same at this time.
Versions found are:
Path: D:\Workspace\godhand\ListViewDemo\libs\android-support-v4.jar
Length: 349252
SHA-1: 612846c9857077a039b533718f72db3bc041d389
Path: D:\Workspace\godhand\android-support-v7-appcompat\libs\android-support-v4.jar
Length: 1157300
SHA-1: b1fe665b784aa7314d722b2ec17e77f83ba2e717

Jar mismatch! Fix your dependencies

可是你寻找目录却找不到两个 android-support-v4.jar 是吧

原因：android-support-v7-appcompat.jar 中是包含了 android-support-v4.jar的

解决办法：

1、解除与 v7支持包的联系，可以解除，对于新手不建议，可能会产生另外一些错误。

2、直接删除 lib下的android-support-v4.jar 包——再clean下