error while import excel file #5367

Hi all,

I'm facing the issue related to import excel file to a table in mariaDB . I'm using asp zero version 5.2.0. The Log file looks like that:

ERROR 2018-07-12 15:25:11,740 [22 ] Mvc.ExceptionHandling.AbpExceptionFilter - An existing connection was forcibly closed by the remote host System.Net.Sockets.SocketException (0x80004005): An existing connection was forcibly closed by the remote host at MySqlConnector.Protocol.Serialization.SocketByteHandler.WriteBytesAsync(ArraySegment1 data, IOBehavior ioBehavior) in C:\projects\mysqlconnector\src\MySqlConnector\Protocol\Serialization\SocketByteHandler.cs:line 81 at MySqlConnector.Protocol.Serialization.ProtocolUtility.WritePacketAsync(IByteHandler byteHandler, Int32 sequenceNumber, ArraySegment1 contents, IOBehavior ioBehavior) in C:\projects\mysqlconnector\src\MySqlConnector\Protocol\Serialization\ProtocolUtility.cs:line 531 at MySqlConnector.Protocol.Serialization.ProtocolUtility.WritePayloadAsync(IByteHandler byteHandler, Func1 getNextSequenceNumber, ArraySegment1 payload, IOBehavior ioBehavior) in C:\projects\mysqlconnector\src\MySqlConnector\Protocol\Serialization\ProtocolUtility.cs:line 508 at MySqlConnector.Protocol.Serialization.StandardPayloadHandler.WritePayloadAsync(ArraySegment1 payload, IOBehavior ioBehavior) in C:\projects\mysqlconnector\src\MySqlConnector\Protocol\Serialization\StandardPayloadHandler.cs:line 40 at MySqlConnector.Core.ServerSession.SendReplyAsync(PayloadData payload, IOBehavior ioBehavior, CancellationToken cancellationToken) in C:\projects\mysqlconnector\src\MySqlConnector\Core\ServerSession.cs:line 521 --- End of stack trace from previous location where exception was thrown --- at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at MySqlConnector.Core.ServerSession.TryAsyncContinuation(Task1 task) in C:\projects\mysqlconnector\src\MySqlConnector\Core\ServerSession.cs:line 851 at System.Threading.Tasks.ContinuationResultTaskFromResultTask2.InnerInvoke() at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot) --- End of stack trace from previous location where exception was thrown --- at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable1.ConfiguredValueTaskAwaiter.GetResult() at MySqlConnector.Core.TextCommandExecutor.<ExecuteReaderAsync>d__3.MoveNext() in C:\projects\mysqlconnector\src\MySqlConnector\Core\TextCommandExecutor.cs:line 69 --- End of stack trace from previous location where exception was thrown --- at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at MySqlConnector.Core.TextCommandExecutor.<ExecuteNonQueryAsync>d__1.MoveNext() in C:\projects\mysqlconnector\src\MySqlConnector\Core\TextCommandExecutor.cs:line 25 --- End of stack trace from previous location where exception was thrown --- at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at MySql.Data.MySqlClient.MySqlCommand.ExecuteNonQuery() in C:\projects\mysqlconnector\src\MySqlConnector\MySql.Data.MySqlClient\MySqlCommand.cs:line 60 at MySql.Data.MySqlClient.MySqlTransaction.Dispose(Boolean disposing) in C:\projects\mysqlconnector\src\MySqlConnector\MySql.Data.MySqlClient\MySqlTransaction.cs:line 83 at System.Data.Common.DbTransaction.Dispose() at Microsoft.EntityFrameworkCore.Storage.RelationalTransaction.Dispose() at Abp.EntityFrameworkCore.Uow.DbContextEfCoreTransactionStrategy.Dispose(IIocResolver iocResolver) in D:\Github\aspnetboilerplate\src\Abp.EntityFrameworkCore\EntityFrameworkCore\Uow\DbContextEfCoreTransactionStrategy.cs:line 84 at Abp.EntityFrameworkCore.Uow.EfCoreUnitOfWork.DisposeUow() in D:\Github\aspnetboilerplate\src\Abp.EntityFrameworkCore\EntityFrameworkCore\Uow\EfCoreUnitOfWork.cs:line 143 at Abp.Domain.Uow.UnitOfWorkBase.Dispose() in D:\Github\aspnetboilerplate\src\Abp\Domain\Uow\UnitOfWorkBase.cs:line 296 at Abp.AspNetCore.Mvc.Uow.AbpUowActionFilter.<OnActionExecutionAsync>d__4.MoveNext() in D:\Github\aspnetboilerplate\src\Abp.AspNetCore\AspNetCore\Mvc\Uow\AbpUowActionFilter.cs:line 51 --- End of stack trace from previous location where exception was thrown --- at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.<InvokeNextActionFilterAsync>d__10.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.Rethrow(ActionExecutedContext context) at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted) at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.<InvokeInnerFilterAsync>d__14.MoveNext() --- End of stack trace from previous location where exception was thrown --- at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) at Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.<InvokeNextExceptionFilterAsync>d__23.MoveNext()

What is this? Any helps ? Thanks in advance.