Article: 4600001

Issue

After successfully installing the Replay Agent and rebooting the machine, Windows does not start and there is an error reported for AAVolFlt.sys.

Solution

1. Boot with a Windows CD and select Repair, or boot with the ISO for the Replay Recovery Console to access a command prompt.
2. From the command prompt, type regedit.
3. Click on HKEY_LOCAL_MACHINE.
4. Click File>Load Hive…
5. Navigate to c:\windows\system32\config.
6. In the config folder, create a new folder called original.
7. Locate the SYSTEM and SOFTWARE files (not the .sav files).
8. Right-click and cut the two files and paste them in the original folder.
9. Go to the RegBak folder.
10. Find the SYSTEM.old and SOFTWARE.old files.
11. Copy the two files into the config folder.
12. Rename the two files by taking deleting .old from the file names (they should now be named SYSTEM and SOFTWARE without the .old extension).
13. Search for AAVolFlt values in SYSTEM:

1. Click on SYSTEM and click open to load this hive, enter the name temp, and and click OK.
2. Right-click on the temp hive you just loaded and click Find… (Ctrl+F).
3. Enter aavolflt and press Find Next.
4. If it finds AAvolFlt, delete the immediate folder associated with the key that contains the aavolflt value.
5. Press F3 to search again.
6. Repeat steps d and e until there are no more results for AAVolFlt.
7. Click on the temp hive again then File>Unload Hive…

14. Search for AAVolFlt values in SOFTWARE:

1. Click on HKEY_LOCAL_MACHINEthen File>Load Hive…
2. Navigate to c:\windows\system32\config.
3. Click on SOFTWARE and click Open. Enter the name temp and click OK.
4. Repeat steps 13b through 13e to locate all aavolflt values.
5. When there are no more search results, click on temp then File>Unload Hive….

15. Click on HKEY_LOCAL_MACHINE and then File>Load Hive….
16. Navigate to c:\windows\system32\drivers. The driver should contain 5 AA_____.sys files (one of them is AAvolflt.sys).
17. Delete the 5 AA___.sys files.
18. Close out all windows and return to the command prompt.
20. Reboot the machine (not to CD) normally or in Safe Mode.

Install the drivers manually or check the install of the drivers

1. Open a command prompt on the Agent or Core.
2. Go to the directory C:\Program Files (x86)\AppAssure Software\Replay Agent\kit.
3. Type install all and press ENTER.
4. Verify the output. Here is an example of a successful install of the drivers:

A failure will look like the following:

The drivers can also be checked by running sc query at a command prompt. For example:
> sc query aavolflt

The result showing the driver information is as follows:

SERVICE_NAME: aavolflt
TYPE : 1 KERNEL_DRIVER
STATE : 4 RUNNING
(STOPPABLE, NOT_PAUSABLE, IGNORES_SHUTDOWN)
WIN32_EXIT_CODE : 0 (0×0)
SERVICE_EXIT_CODE : 0 (0×0)
CHECKPOINT : 0×0
WAIT_HINT : 0×0