If this corruption isn't too old you can try a System Restore to take this back prior to this problem. The restore points usually are only about two weeks.Start> All Programs> Accessories> System Tools> System Restore
When this opens make sure that "Restore my computer to an earlier time
" is chosen, and click on Next>
The dates appearing in bold are the dates that you can restore to, click on the date that you want and then click Next>
to start the System Restore. This may take a long time to complete, and when it is done it will restart your computer. When the computer restarts and you have logged on as the administrator a Restoration Complete page will appear, click on OK
to complete the process.
From this point we will need to know the make and model of this computer. To facilitate this, please use the following software to provide us with information about your computer so that we can assist you.How to Publish a Snapshot using Speccy