at System.Xml.XmlTextReaderImpl.Throw(Exception e)\r\n   at System.Xml.XmlTextReaderImpl.ParseDocumentContent()\r\n   at System.Xml.XmlTextReaderImpl.Read()\r\n   at System.Xml.Linq.XDocument.Load(XmlReader reader, LoadOptions options)\r\n   at System.Xml.Linq.XDocument.Load(Stream stream, LoadOptions options)\r\n   at System.Data.Entity.Migrations.Edm.ModelCompressor.Decompress(Byte[] bytes)\r\n   at System.Data.Entity.Migrations.History.HistoryRepository.GetLastModel(String& migrationId, String& productVersion, String contextKey)\r\n   at System.Data.Entity.Internal.InternalContext.QueryForModel(DatabaseExistenceState existenceState)\r\n   at System.Data.Entity.Internal.ModelCompatibilityChecker.CompatibleWithModel(InternalContext internalContext, ModelHashCalculator modelHashCalculator, Boolean throwIfNoMetadata, DatabaseExistenceState existenceState)\r\n   at System.Data.Entity.Internal.InternalContext.CompatibleWithModel(Boolean throwIfNoMetadata, DatabaseExistenceState existenceState)\r\n   at System.Data.Entity.CreateDatabaseIfNotExists`1.InitializeDatabase(TContext context)\r\n   at System.Data.Entity.Internal.InternalContext.<>c__DisplayClassf`1.<CreateInitializationAction>b__e()\r\n   at System.Data.Entity.Internal.InternalContext.PerformInitializationAction(Action action)\r\n   at System.Data.Entity.Internal.InternalContext.PerformDatabaseInitialization()\r\n   at System.Data.Entity.Internal.LazyInternalContext.<InitializeDatabase>b__4(InternalContext c)\r\n   at System.Data.Entity.Internal.RetryAction`1.PerformAction(TInput input)\r\n   at System.Data.Entity.Internal.LazyInternalContext.InitializeDatabaseAction(Action`1 action)\r\n   at System.Data.Entity.Internal.LazyInternalContext.InitializeDatabase()\r\n   at System.Data.Entity.Internal.InternalContext.GetEntitySetAndBaseTypeForType(Type entityType)\r\n   at System.Data.Entity.Internal.Linq.InternalSet`1.Initialize()\r\n   at System.Data.Entity.Internal.Linq.InternalSet`1.GetEnumerator()\r\n   at System.Data.Entity.Infrastructure.DbQuery`1.System.Collections.Generic.IEnumerable<TResult>.GetEnumerator()\r\n   at System.Linq.Enumerable.WhereSelectEnumerableIterator`2.MoveNext()\r\n   at Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.SerializeList(JsonWriter writer, IEnumerable values, JsonArrayContract contract, JsonProperty member, JsonContainerContract collectionContract, JsonProperty containerProperty)\r\n   at Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.SerializeValue(JsonWriter writer, Object value, JsonContract valueContract, JsonProperty member, JsonContainerContract containerContract, JsonProperty containerProperty)\r\n   at Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.Serialize(JsonWriter jsonWriter, Object value, Type objectType)\r\n   at Newtonsoft.Json.JsonSerializer.SerializeInternal(JsonWriter jsonWriter, Object value, Type objectType)\r\n   at System.Net.Http.Formatting.BaseJsonMediaTypeFormatter.WriteToStream(Type type, Object value, Stream writeStream, Encoding effectiveEncoding)\r\n   at System.Net.Http.Formatting.JsonMediaTypeFormatter.WriteToStream(Type type, Object value, Stream writeStream, Encoding effectiveEncoding)\r\n   at System.Net.Http.Formatting.BaseJsonMediaTypeFormatter.WriteToStream(Type type, Object value, Stream writeStream, HttpContent content)\r\n   at System.Net.Http.Formatting.BaseJsonMediaTypeFormatter.WriteToStreamAsync(Type type, Object value, Stream writeStream, HttpContent content, TransportContext transportContext, CancellationToken cancellationToken)\r\n--- End of stack trace from previous location where exception was thrown ---\r\n   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n   at System.Web.Http.WebHost.HttpControllerHandler.<WriteBufferedResponseContentAsync>d__1b.MoveNext()