2980: Network Connections Disappear after Installation of Acronis Backup & Recovery 10 on Windows Server 2008 x64 or Windows Vista x64

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Installation of Acronis Agent incorrectly modifies permissions for the DCOM netman service and changes its configuration in the Windows registry.

This article applies:

  • Acronis Backup & Recovery 10 Advanced Server (Agent for Windows)
  • Acronis Backup & Recovery 10 Server for Windows (Standalone)
  • Acronis Backup & Recovery 10 Advanced Server - Small Business Server Edition (Agent for Windows)
  • Acronis Backup & Recovery 10 Advanced Workstation
  • Acronis Backup & Recovery 10 Workstation (Standalone)
  • Acronis Backup & Recovery 10 Advanced Server - Virtual Edition (Agent for Windows)

The operating systems are:

  • Windows Server 2008 x64
  • Windows Vista x64

Symptoms

  1. You install Acronis Backup & Recovery 10 Agent for Windows on Windows Server 2008 x64 or Windows Vista x64;

  2. After the installation, all Network Connections disappear (Control Panel -> Network and Sharing Center -> Manage network connections):

(!) Network is still available.

Cause

Installation of Acronis Agent incorrectly modifies permissions for the DCOM netman service and changes its configuration in the Windows registry.

Solution

(!) This has been fixed. The fix is available in the latest released build of Acronis Backup & Recovery 10. See Downloading the Latest Build of Acronis Software.

To fix the issue without downloading the update, please do the following:

  1. Download, unzip and run x64_nic_fix.zip to restore the correct settings for the netman object in the Windows registry;

  2. Restore permissions for the DCOM netman service:

    • Hit Start -> Run and type in dcomcnfg
    • Browse down to Component Services -> Computers -> My Computer -> DCOM Config -> netman
    • Right-click on netman and choose Properties;
    • Go to Security tab;
    • Under Launch and activation Permissions select Customize and click Edit;
    • Make sure there are LOCAL SERVICE and NETWORK SERVICE in the list, and that both users have the below 2 permissions enabled (Allow boxes are checked):
      • Local Launch
      • Local Activation
    • Hit OK to apply all the changes;
  3. The network adapters should now appear properly;

    (!) In some cases it may be necessary to reboot the machine to fully apply all the changes.

More information

See:

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