. Additionally, you can delete the offline files and the temporary files in the Offline Files
item in Control Panel.
This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
How to back up and restore the registry in Windows
To have us re-initialize the cache of offline files for you, go to the "Fix it for me
" section. If you prefer to fix this problem yourself, go to the "Let me fix it myself
Fix it for me
To fix this problem automatically, click the Fix it
button or link. Click Run
in the File Download
dialog box, and then follow the steps in the Fix it wizard. Notes
- Make sure the files are synchronized before you run the automatic fix. Otherwise, unsynchronized changes will be lost.
- The sync relationship for redirected folders will be re-created the next time group policy applies. Alternatively, run the following command:
- This wizard may be in English only. However, the automatic fix also works for other language versions of Windows.
- If you are not on the computer that has the problem, save the Fix it solution to a flash drive or a CD and then run it on the computer that has the problem.
Then, go to the "Did this fix the problem?
Let me fix it myself
To resolve this problem, re-initialize the cache of offline files. To do this, follow these steps:
- Click Start, type regedit in the Start Search box, and then press Enter.
Note If you are prompted for an administrator password or for confirmation, type the password or click Continue.
- Locate the following registry subkey, and then right-click it:
- Point to New, and then click Key.
- Type Parameters in the box.
- Right-click Parameters, point to New, and then click DWORD (32-bit)Value.
- Type FormatDatabase, and then press Enter.
- Right-click FormatDatabase, and then click Modify.
- In the Value data box, type 1, and then click OK.
- Exit Registry Editor, and then restart the computer.
Make sure that files are synchronized before you add this registry entry. Otherwise, unsynchronized changes will be lost.
You can also automate the process of setting this registry value by using the Reg.exe command line tool. To do this, run the following command from an administrative command prompt:
REG ADD "HKLM\System\CurrentControlSet\Services\CSC\Parameters" /v FormatDatabase /t REG_DWORD /d 1 /f
- Make sure that files are synchronized before you add this registry entry. Otherwise, unsynchronized changes will be lost.
- The actual value of the new registry key is ignored.
- This registry change requires a restart. When the computer is restarting, the shell will re-initialize the CSC cache, and then delete the registry key if the registry entry exists.
Did this fix the problem?
- Check whether the problem is fixed. If the problem is fixed, you are finished with this section. If the problem is not fixed, you can contact support
- We would appreciate your feedback. To provide feedback or to report any issues with this solution, please leave a comment on the "Fix it for me
" blog or send us an email
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.