# Why i'm getting this error?

**URL:** <https://forum.radsystems.io/t/why-im-getting-this-error/746>\
**Category:** Uncategorized\
**Created:** [January 30, 2022, 6:35pm UTC](https://forum.radsystems.io/t/why-im-getting-this-error/746 "2022-01-30T18:35:28Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![voicu.alex](https://forum.radsystems.io/letter_avatar_proxy/v4/letter/v/df788c/32.png) [@voicu.alex](https://forum.radsystems.io/u/voicu.alex)\
**Post date:** [January 30, 2022, 6:35pm UTC](https://forum.radsystems.io/t/why-im-getting-this-error/746/1 "2022-01-30T18:35:28Z")

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Hi guys

I downloaded trial version to evaluate it and decide if i will buy it. I setup a DB in SQL Server 2014 and create a project. When i try to register new user i recieved this error:

Microsoft.EntityFrameworkCore.DbUpdateException: **An error occurred while updating the entries. See the inner exception for details. —\> Microsoft.Data.SqlClient.SqlException (0x80131904): Cannot insert explicit value for identity column in table ‘Users’ when IDENTITY\_INSERT is set to OFF.** at Microsoft.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) at Microsoft.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) at Microsoft.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) at Microsoft.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) at Microsoft.Data.SqlClient.SqlDataReader.TryConsumeMetaData() at Microsoft.Data.SqlClient.SqlDataReader.get\_MetaData() at Microsoft.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString, Boolean isInternal, Boolean forDescribeParameterEncryption, Boolean shouldCacheForAlwaysEncrypted) at Microsoft.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean isAsync, Int32 timeout, Task& task, Boolean asyncWrite, Boolean inRetry, SqlDataReader ds, Boolean describeParameterEncryptionRequest) at Microsoft.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry, String method) at Microsoft.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) at Microsoft.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior) at Microsoft.Data.SqlClient.SqlCommand.ExecuteDbDataReader(CommandBehavior behavior) at System.Data.Common.DbCommand.ExecuteReader() at Microsoft.EntityFrameworkCore.Storage.RelationalCommand.ExecuteReader(RelationalCommandParameterObject parameterObject) at Microsoft.EntityFrameworkCore.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection) ClientConnectionId:1847dd49-e110-4d27-b5f4-69cff642d684 Error Number:544,State:1,Class:16 --- End of inner exception stack trace --- at Microsoft.EntityFrameworkCore.Update.ReaderModificationCommandBatch.Execute(IRelationalConnection connection) at Microsoft.EntityFrameworkCore.Update.Internal.BatchExecutor.Execute(IEnumerable`1 commandBatches, IRelationalConnection connection) at Microsoft.EntityFrameworkCore.Storage.RelationalDatabase.SaveChanges(IList`1 entries) at Microsoft.EntityFrameworkCore.ChangeTracking.Internal.StateManager.SaveChanges(IList`1 entriesToSave) at Microsoft.EntityFrameworkCore.ChangeTracking.Internal.StateManager.SaveChanges(DbContext \_, Boolean acceptAllChangesOnSuccess) at Microsoft.EntityFrameworkCore.SqlServer.Storage.Internal.SqlServerExecutionStrategy.Execute[TState,TResult](TState state, Func`3 operation, Func`3 verifySucceeded) at Microsoft.EntityFrameworkCore.ChangeTracking.Internal.StateManager.SaveChanges(Boolean acceptAllChangesOnSuccess) at Microsoft.EntityFrameworkCore.DbContext.SaveChanges(Boolean acceptAllChangesOnSuccess) at Microsoft.EntityFrameworkCore.DbContext.SaveChanges() at ASPRad.Controller.AuthController.Register(UsersRegisterDTO postdata) in D:\DEZVOLTARI WEB\ISMS\ASP-DOTNETCORE-API\Controllers\AuthController.cs:line 113

Why i’m getting this error?

Many thanks.

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**Author:** ![willvin](https://forum.radsystems.io/user_avatar/forum.radsystems.io/willvin/32/7_2.png) [@willvin](https://forum.radsystems.io/u/willvin)\
**Post date:** [January 31, 2022, 1:08pm UTC](https://forum.radsystems.io/t/why-im-getting-this-error/746/2 "2022-01-31T13:08:42Z")

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Hi, please send me a PM with your TeamViewer or AnyDesk ID to take a look at it.