Environment Error -2147220991: "... Automation error The object invoked has disconnected from its clients"

1. From the desktop, right-click on the Windows Start (

   

   ) icon and choose Control Panel from the menu.
2. From the Control Panel, click System.
3. Click Advanced System Settings.
4. Click the Advanced tab, then under the Performance heading click Settings. The Performance Options window appears.
5. Click the Data Execution Prevention tab.
6. Select the Turn on DEP for essential Windows programs and services only option and click OK.

After performing the steps above, restart the workstation to ensure these settings are applied.

These steps involve making changes to the registry for Microsoft Server 2012/2016 and Windows 8/10. We recommend you refer to KB 35308: Important information regarding making registry edits and file changes prior to performing the instructions below. Ensure that you have someone who is confident in Microsoft Windows Operating Systems, such as your IT provider perform the following steps.

1. From the Desktop, press the Windows key + R to open the Run window.

2. In the Open field, type regedit and click OK. The Registry Editor window opens.

3. Navigate to the registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System.

4. Right-click on EnableLUA and select Modify from the menu.

   

   If there is not an EnableLUA value, right click the System registry key in the left-hand pane and select New > DWORD from the menu. In the Value name: field, type EnableLUA, then continue with the following steps.

5. In the Value field of the dialog that appears enter the value 0 and then click OK.
   

   

6. Close the Registry Editor then restart your computer to apply the changes.