Description
When opening the Settings page in the Modicon Communication Server, the following message may appear:
“Could not read Configuration. Please restart the 'ModiconCommunicationServer Configuration Server' and 'Modicon Communication Server UI Service' from Services.”
Product Line
-
MCS
- Modicon Communication Server
- EcoStruxure Process Expert for Aveva System Platform
- OCMC
Environment
-
Windows Server
Cause
This issue can occur when Internet Explorer Enhanced Security Configuration (IE ESC) prevents the console from loading the configuration interface properly.
Resolution
-
Open Server Manager on the affected machine.
-
Navigate to Local Server and locate IE Enhanced Security Configuration.
-
Set IE ESC to Off for administrators and users.
-
Restart the computer.
After the restart, the OCMC Settings page should open normally.
