New answers tagged repair
Your Windows installation is corrupt in a vital area, therefore it cannot be repaired. Your only choice would be to reinstall Windows. You can (probably) still save your files if you are able to plug your HDD in to another computer.
To resolve this enter BIOS/UEFI and set your disk controller mode (aka SATA mode, RAID mode) to Standard (aka Standard IDE or SATA, Legacy) instead of AHCI or RAID (take note of the original setting first!). This will ensure that Windows knows which drivers to use for booting from the system drive. If still the issue persists please try steps discussed in ...
Try the original installation disk; it has a repair function that's more powerful than the automatic one "onboard" the installation itself. You initiate the attempted repair much as you might to initiate a new installation, but the Windows installation program recognizes there's already an installation there and offers you the chance to repair it.
Use the ScanPST.exe to scan your PST for errors? Exit Outlook, search for ScanPst.exe (make sure all folders are un-hidden), run it, Profit? How to repair your Outlook personal folder file (.pst)
Create a new PST file, copy everything from the old PST to a new one and make a new PST the default. After that you'll be able to remove and delete the old corrupted PST file.
Just try this Microsoft tool first. This worked for me just now... http://support2.microsoft.com/mats/windows_media_player_diagnostic/
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