Rapid Recovery Client fails to boot after Agent install or upgrade (4041881)

Rapid Recovery Client fails to boot after Agent install or upgrade

After successfully installing or upgrading the Rapid Recovery Agent, the protected machine encounters a boot failure, often presenting as a blue screen. This issue may also include the following stop error:

• Stop Error Code: STOP: 0xc0000359
• File: \windows\system32\DRIVERS\AAFsFlt.sys

The issue is caused by the incorrect installation of the filter driver on the agent machine, leading to a blue screen or stop error when attempting to send commands to it.

⚠Registry Editing Warning: This procedure involves modifying the Windows Registry. Make sure to back up the registry before making any changes to avoid potential data loss. If further issues arise, or if you are unsure about any step in this process, contact support for additional assistance before proceeding.

To resolve this issue and restore the machine's ability to boot, follow these steps to disable the Rapid Recovery filter drivers and upper filters:

1. Boot from a Bootable CD or Windows Recovery Environment (WinRE):

• Open a Command Prompt.
• Type regedit and press Enter to open the Registry Editor.

2. Load the SYSTEM Hive:

• Highlight HKEY_LOCAL_MACHINE (HKLM).
• From the Registry Editor menu, select File > Load Hive....
• Navigate to C:\Windows\System32\Config, select SYSTEM, and click Open.
• Enter Restored_HKLM as the Key Name and click OK.

3. Disable Rapid Recovery Filter Drivers:

• Expand HKLM\Restored_HKLM\ControlSet001\Services.
• Locate the following registry keys and set their Start values to 4 (Disabled):

Registry Subkey	Value Name	Type	Value
AAFileFilter	Start	REG_DWORD	4
AAFsFlt	Start	REG_DWORD	4
AAVolFlt	Start	REG_DWORD	4
AAVStor	Start	REG_DWORD	4
AAVDisk	Start	REG_DWORD	4

Value Reference:
0 = Boot
1 = System
2 = Automatic
3 = Manual
4 = Disabled