Message:Cannot deserialize type 'DotNetNuke.Entities.Users.UserProfile' because it contains property 'IsDirty' which has no public setter.

StackTrace:

InnerMessage:Cannot deserialize type 'DotNetNuke.Entities.Users.UserProfile' because it contains property 'IsDirty' which has no public setter.

InnerStackTrace:

   at System.Xml.Serialization.TypeScope.GetSettableMembers(StructMapping mapping, ArrayList list)
   at System.Xml.Serialization.TypeScope.GetSettableMembers(StructMapping structMapping)
   at System.Xml.Serialization.XmlSerializationReaderILGen.WriteLiteralStructMethod(StructMapping structMapping)
   at System.Xml.Serialization.XmlSerializationReaderILGen.GenerateMethod(TypeMapping mapping)
   at System.Xml.Serialization.XmlSerializationILGen.GenerateReferencedMethods()
   at System.Xml.Serialization.XmlSerializationReaderILGen.GenerateEnd(String[] methods, XmlMapping[] xmlMappings, Type[] types)
   at System.Xml.Serialization.TempAssembly.GenerateRefEmitAssembly(XmlMapping[] xmlMappings, Type[] types, String defaultNamespace, Evidence evidence)
   at System.Xml.Serialization.TempAssembly..ctor(XmlMapping[] xmlMappings, Type[] types, String defaultNamespace, String location, Evidence evidence)
   at System.Xml.Serialization.XmlSerializer.GenerateTempAssembly(XmlMapping xmlMapping, Type type, String defaultNamespace, String location, Evidence evidence)
   at System.Xml.Serialization.XmlSerializer..ctor(Type type, XmlAttributeOverrides overrides, Type[] extraTypes, XmlRootAttribute root, String defaultNamespace, String location, Evidence evidence)
   at DotNetNuke.Web.DDRMenu.DNNCommon.Utilities.SerialiserFor(Type t)
   at DotNetNuke.Web.DDRMenu.TemplateEngine.TokenTemplateProcessor.Render(Object source, HtmlTextWriter htmlWriter, TemplateDefinition liveDefinition)
   at DotNetNuke.Web.DDRMenu.MenuBase.Render(HtmlTextWriter htmlWriter)
   at DotNetNuke.Web.DDRMenu.SkinObject.Render(HtmlTextWriter writer)