问题描述：
The installer you are trying to use is corrupted or incomplete
this could be the result of a damaged disk,a failed download or a virus.
you may want to contact the author os this installer to obtain a new copy.
it mat be possible to skip this check using the /NCRC command line switch(NOT RECOMMENDED)
我都下好几遍了～
问题解答：
是不是用的专用下载器? 是不是下载的最新客户端? 不是就重新下
哦！那是你没下载好客户端，重新下载就行了
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