今天有朋友在Windows上安装Oracle遇到错误，问我原因：
Error in writing to directory d: empOraInstall2007-11-14_10_10_27PM.
Please ensure that this directory is writable and has atleast 45MB of disk space.
Installation cannot continue"."
我两个想了很多原因，尝试了很多办法，问题依旧。
最后还是他自己发现了问题，原来问题来自MCAFEE.
