Solution 1: Unplug your DVD drive and plug it into a different SATA port
If your directory name is invalid error stems from some kind of problem pertaining to the SATA port that your DVD drive is plugged into, plugging it into a different port will do the trick and get rid of the issue for you. To change the SATA port that your DVD drive is plugged into, open your computer’s casing, remove the DVD drive from its port and plug it into a different port. For example, if your DVD drive was plugged into SATA port 1, plug it into SATA port 2 or SATA port 3. This should be enough to fix this problem.
Solution 2: Disable and then enable the DVD drive’s driver
Right-click on the Start Menu button to open the WinX Menu. In the WinX Menu, click on Device manager to open it.
Expand the DVD/CD-ROM drives section and double-click on your DVD drive to open its properties. Switch to the Driver. Click on Disable. Once the driver has been disabled, click on Enable to re-enable it.
Restart your computer. Your problem should be fixed as soon as your computer boots up.
Solution 3: Uninstall the DVD drive and reinstall
If the two solutions listed and described above did not work for you then there is quite a significant chance that this solution will. Rest assured as no harm will come to your computer from uninstalling your DVD drive – the computer will just reinstall the DVD drive upon the next reboot. Right-click on the Start Menu button to open the WinX Menu. In the WinX Menu, click on Device manager to open it. expand the DVD/CD-ROM drives section, right-click on your DVD drive and click on Uninstall. Confirm the action in the window that pops up.
Restart your computer. Your DVD drive will be recognized by the computer as soon as you reboot and they will then be reinstalled. The reinstallation of the two drives is bound to fix this issue.
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