1)运行regedit
2)清理键值
VS2003: HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\7.1\FileMRUList HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\7.1\ProjectMRUList
VS2005: HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\8.0\FileMRUList HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\8.0\ProjectMRUList
VS2008:
HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\9.0\FileMRUList HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\9.0\ProjectMRUList
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