{"ClassName":"System.InvalidOperationException","Message":"An exception has been raised that is likely due to a transient failure.","Data":null,"InnerException":{"ClassName":"Npgsql.NpgsqlException","Message":"Exception while reading from stream","Data":null,"InnerException":{"ClassName":"System.TimeoutException","Message":"Timeout during reading attempt","Data":null,"InnerException":null,"HelpURL":null,"StackTraceString":null,"RemoteStackTraceString":null,"RemoteStackIndex":0,"ExceptionMethod":null,"HResult":-2146233083,"Source":null,"WatsonBuckets":null},"HelpURL":null,"StackTraceString":" at Npgsql.Internal.NpgsqlReadBuffer.<Ensure>g__EnsureLong|41_0(NpgsqlReadBuffer buffer, Int32 count, Boolean async, Boolean readingNotifications)\n at Npgsql.Internal.NpgsqlConnector.<ReadMessage>g__ReadMessageLong|223_0(NpgsqlConnector connector, Boolean async, DataRowLoadingMode dataRowLoadingMode, Boolean readingNotifications, Boolean isReadingPrependedMessage)\n at Npgsql.Internal.NpgsqlConnector.AuthenticateSASL(List`1 mechanisms, String username, Boolean async, CancellationToken cancellationToken)\n at Npgsql.Internal.NpgsqlConnector.Authenticate(String username, NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken)\n at Npgsql.Internal.NpgsqlConnector.<Open>g__OpenCore|203_1(NpgsqlConnector conn, SslMode sslMode, NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken, Boolean isFirstAttempt)\n at Npgsql.Internal.NpgsqlConnector.Open(NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken)\n at Npgsql.ConnectorPool.OpenNewConnector(NpgsqlConnection conn, NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken)\n at Npgsql.ConnectorPool.<Get>g__RentAsync|28_0(NpgsqlConnection conn, NpgsqlTimeout timeout, Boolean async, CancellationToken cancellationToken)\n at Npgsql.NpgsqlConnection.<Open>g__OpenAsync|45_0(Boolean async, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.Storage.RelationalConnection.OpenInternalAsync(Boolean errorsExpected, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.Storage.RelationalConnection.OpenInternalAsync(Boolean errorsExpected, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.Storage.RelationalConnection.OpenAsync(CancellationToken cancellationToken, Boolean errorsExpected)\n at Microsoft.EntityFrameworkCore.Storage.RelationalConnection.BeginTransactionAsync(IsolationLevel isolationLevel, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.Storage.RelationalConnection.BeginTransactionAsync(CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.Update.Internal.BatchExecutor.ExecuteAsync(IEnumerable`1 commandBatches, IRelationalConnection connection, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.Update.Internal.BatchExecutor.ExecuteAsync(IEnumerable`1 commandBatches, IRelationalConnection connection, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.Update.Internal.BatchExecutor.ExecuteAsync(IEnumerable`1 commandBatches, IRelationalConnection connection, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.ChangeTracking.Internal.StateManager.SaveChangesAsync(IList`1 entriesToSave, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.ChangeTracking.Internal.StateManager.SaveChangesAsync(StateManager stateManager, Boolean acceptAllChangesOnSuccess, CancellationToken cancellationToken)\n at Npgsql.EntityFrameworkCore.PostgreSQL.Storage.Internal.NpgsqlExecutionStrategy.ExecuteAsync[TState,TResult](TState state, Func`4 operation, Func`4 verifySucceeded, CancellationToken cancellationToken)","RemoteStackTraceString":null,"RemoteStackIndex":0,"ExceptionMethod":null,"HResult":-2147467259,"Source":"Npgsql","WatsonBuckets":null},"HelpURL":null,"StackTraceString":" at Npgsql.EntityFrameworkCore.PostgreSQL.Storage.Internal.NpgsqlExecutionStrategy.ExecuteAsync[TState,TResult](TState state, Func`4 operation, Func`4 verifySucceeded, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.DbContext.SaveChangesAsync(Boolean acceptAllChangesOnSuccess, CancellationToken cancellationToken)\n at Microsoft.EntityFrameworkCore.DbContext.SaveChangesAsync(Boolean acceptAllChangesOnSuccess, CancellationToken cancellationToken)\n at Redsand.Site.Data.ApplicationDbContext.SaveChangesAsync(String caller, String file) in D:\\WORKSPACE\\ECRM-NOBI-R2\\NobiV2\\Data\\ApplicationDbContext.cs:line 257\n at Redsand.Site.Services.FbSender.SendAsync(FbCampaign campaign, FbMessage facebook, Boolean resend, ApplicationDbContext _db) in D:\\WORKSPACE\\ECRM-NOBI-R2\\NobiV2\\Services\\Facebook\\FbSender.cs:line 296\n at Redsand.Site.Services.FbSender.SendAsync(FbCampaign campaign, FbMessage facebook, Boolean resend, ApplicationDbContext _db) in D:\\WORKSPACE\\ECRM-NOBI-R2\\NobiV2\\Services\\Facebook\\FbSender.cs:line 296\n at Redsand.Site.Controllers.BackgroundController.SendFbCampaign(String camIds, Boolean debug) in D:\\WORKSPACE\\ECRM-NOBI-R2\\NobiV2\\Controllers\\BackgroundController.cs:line 802","RemoteStackTraceString":null,"RemoteStackIndex":0,"ExceptionMethod":null,"HResult":-2146233079,"Source":"Npgsql.EntityFrameworkCore.PostgreSQL","WatsonBuckets":null}