OK Folks, make sure you cruise Mac fixit because some of these issues may be covered. http://www.macfixit.com/

To start with......the install process needs to be addressed first. http://www.macfixit.com/article.php?...71026082852658

There is a school of thought that says you should never, never, never do a "basic upgrade" installation - that such an installation is, indeed, the root of all evil. Not only do you inherit a lot of old stuff that may be incompatible, but the algorithm whereby the installer "merges" your existing system with the new one is not reliable.

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