Symptom:
When saving changes in EWS System Settings on a Windows Server 2012 R2, the following message is displayed:
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Cause:
Using the EWS System Settings shortcut/icon on your desktop to access the settings
Resolution:
Instead of launching using the shortcut, browse to:
c:\inetpub\wwwroot\EWS\SystemMaintenance
right click on SystemSettings.exe and select Run as Administrator
c:\inetpub\wwwroot\EWS\SystemMaintenance
right click on SystemSettings.exe and select Run as Administrator