Troubleshooting DCOM Event ID 10016 Error in Windows

In this article, we will discuss the DCOM Event ID 10016 error that occurs in Windows and its troubleshooting steps. This error is often encountered when the Distributed Component Object Model (DCOM) component is unable to grant local activation permission for a specific application or service. Resolving this error is important as it can cause issues with the affected application or service.

Examples:

Example 1: Using Component Services to Modify Permissions

1. Press the Windows key + R to open the Run dialog box.
2. Type "dcomcnfg" and press Enter to open Component Services.
3. In the Component Services window, expand the "Computers" folder, then right-click on "My Computer" and select "Properties."
4. In the Properties window, go to the "COM Security" tab.
5. Under "Launch and Activation Permissions," click on "Edit Default."
6. Add the necessary user or group and grant them the necessary permissions (e.g., Local Activation).
7. Click "OK" to save the changes.

Example 2: Using Registry Editor to Modify Permissions

1. Press the Windows key + R to open the Run dialog box.
2. Type "regedit" and press Enter to open Registry Editor.
3. Navigate to the following registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID{AppID}
4. Right-click on the {AppID} folder and select "Permissions."
5. Add the necessary user or group and grant them the necessary permissions (e.g., Full Control).
6. Click "OK" to save the changes.