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Dealing with DCOM Config errors


  1. Click Start, click Run, type regedit in the Open box, and then click OK.
  2. Locate and then click the following registry subkey:

    HKEY_CLASSES_ROOT\CLSID\CLSID value

    Note In this subkey, “CLSID value” is a placeholder for the CLSID information that appears in the message.

  3. In the right pane, double-click AppID.
    The Edit String dialog box appears. Leave this dialog box open and continue to the next step.
  4. Click Start, click Run, type dcomcnfg in the Open box, and then click OK.
    If a Windows Security Alert message prompts you to keep blocking the Microsoft Management Console program, click to unblock the program.
  5. In Component Services, double-click Component Services, double-click Computers, double-click My Computer, and then click DCOM Config.
  6. In the details pane, locate the program by using the friendly name.
    If the AppGUID identifier is listed instead of the friendly name, locate the program by using this identifier.
  7. Right-click the program, and then click Properties.
  8. Click the Security tab.
  9. In the Launch and Activation Permissions area, click Customize, and then click Edit.
  10. Click Add, type the user’s account name, and then click OK.
  11. While the user is selected, click to select the Allow check boxes for the following items:
    • Local Launch
    • Remote Launch
    • Local Activation
    • Remote Activation
  12. Click OK two times.
  13. Quit Registry Editor.
Grant the correct permissions to the Network Service account

To grant the correct permissions to the Network Service account, follow these steps:

  1. Click Start, click Run, type dcomcnfg in the Open box, and then click OK.
  2. In Component Services, double-click Component Services, and then double-click Computers.
  3. Right-click My Computer, and then click Properties.
  4. Click the COM Security tab.
  5. In the Launch and Activation Permissions area, click Edit Default.
  6. Click Add, type Network Service, and then click OK.
  7. While Network Service is selected, click to select the Allow check boxes for the following items:
    • Local Launch
    • Remote Launch
    • Local Activation
    • Remote Activation

    Click OK two times.

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