PC Tips : Windows Error - Delayed Write Failed

Some times Windows OS gives Delayed Write Failed error,

The exact error message is:

Windows was unable to save all the data for the file drive_letter:\file_path\file_name. The data has been lost. This error may be caused by a failure of your computer hardware or network connection. Please try to save this file elsewhere.To restore normal behavior.

Just Try this Solution :

Start -> Run -> type cmd and then press enter, you can get command window

Then, type the below mentioned command and press Enter:

REG ADD “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\3ware Storage Controller” /V CacheControl /T REG_DWORD /D 0 /F

You will get a message like "The operation completed successfully", then restart you PC.