Will this new programming language catch on?
The ‘ObjectContent`1’ type failed to serialize the response body for content type ‘application/xml; charset=utf-8’.
can be fixed by adding one line of code to your data model’s context class
public partial class YOURENTITYCLASS: DbContext
base.Configuration.ProxyCreationEnabled = false;
Many times it triggers when you have foreign key constraints within your Entity Data Model.
Open Network Settings.
Locate the Local Area Connection that relates to the Cisco VPN adapter. Disable it. Try to connect. Still does not work? Try to diagnose & reset it & try connecting again.
This error usually happens after a network router reboots while the VPN was connected.