Hi,
did you try it? It seems,it is a .Net Runtime issue.
Application: Microsoft.ConfigurationManagement.exe
Framework Version: v4.0.30319
Description: The process was terminated due to an unhandled exception.
Exception Info: System.InvalidOperationException
at Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializationReaderSmsFormData.Read30_SmsFormData()
Exception Info: System.InvalidOperationException
at System.Xml.Serialization.XmlSerializer.Deserialize(System.Xml.XmlReader, System.String, System.Xml.Serialization.XmlDeserializationEvents)
at Microsoft.ConfigurationManagement.AdminConsole.Common.ManagementProviderUtility.GetFormData(System.String)
at Microsoft.ConfigurationManagement.AdminConsole.SmsDialogData..ctor(System.String, System.String, Microsoft.ConfigurationManagement.ManagementProvider.IResultObject, Microsoft.ConfigurationManagement.AdminConsole.PropertyDataUpdated, System.Object, Boolean)
at Microsoft.ConfigurationManagement.AdminConsole.DialogFramework.DialogFactory.CreateDialog(System.String, System.String, Microsoft.ConfigurationManagement.ManagementProvider.IResultObject, Microsoft.ConfigurationManagement.AdminConsole.PropertyDataUpdated, System.Object, Boolean)