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perfectoptimizer
About this tag
The tag perfectoptimizer appears in a Windows 7 installation troubleshooting context. A user attempting to upgrade from Vista Ultimate to Windows 7 Ultimate encountered error 0xc0000005 at 86% completion. After trying various hardware and software fixes, they downloaded PerfectOptimizer, which reported fixing some registry errors but required purchase to address hundreds more. The user expressed uncertainty about whether to buy the tool. This tag reflects discussions around registry cleaners and their perceived usefulness during Windows upgrade issues, particularly when other troubleshooting steps have failed.
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Windows 7 Win 7 64bit install error 0xc0000005
I have now tried about ten times to upgrade my 64bit Vista Ultimate to Win 7 64bit ultimate (retail version) without success. I get the error message every time at 86%. I have played with my RAM, went into msconfig and unchecked everything but Microsoft files, I have removed AVG free, removed...- Norguaard
- Thread
- 0xc0000005 64-bit avg compactflash dvd drive error frustration installation issues msconfig perfectoptimizer ram registry software suggestions troubleshooting upgrade windows 7 windows vista
- Replies: 26
- Forum: Windows Upgrade and Installation