GMC error

Hello,

I get this error when I try to run GMC.

Smartstore Information: 0 :
----------------------------------------
Smartstore: v.5.0.1.0
Export profile: Feeds.GoogleMerchantCenterProductXml (ID 2)
Export provider: Feeds.GoogleMerchantCenterProductXml
Module: Google Merchant Center (GMC) feed (Smartstore.Google.MerchantCenter)
Entity: Product
Store: www.x.ro(ID 1)
Executed by: mihai
Smartstore Error: 0 : The provider failed at the Execute method.
Microsoft.Data.SqlClient.SqlException (0x80131904): Invalid column name 'CreatedOnUtc'.
Invalid column name 'CustomLabel0'.
Invalid column name 'CustomLabel1'.
Invalid column name 'CustomLabel2'.
Invalid column name 'CustomLabel3'.
Invalid column name 'CustomLabel4'.
Invalid column name 'EnergyEfficiencyClass'.
Invalid column name 'Export'.
Invalid column name 'IsAdult'.
Invalid column name 'IsBundle'.
Invalid column name 'IsTouched'.
Invalid column name 'Multipack'.
Invalid column name 'UpdatedOnUtc'.
at Microsoft.Data.SqlClient.SqlCommand.<>c.<ExecuteDbDataReaderAsync>b__208_0(Task`1 result)
at System.Threading.Tasks.ContinuationResultTaskFromResultTask`2.InnerInvoke()
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
--- End of stack trace from previous location ---
at System.Threading.Tasks.Task.ExecuteWithThreadLocal(Task& currentTaskSlot, Thread threadPoolThread)
--- End of stack trace from previous location ---
at Microsoft.EntityFrameworkCore.Storage.RelationalCommand.ExecuteReaderAsync(RelationalCommandParameterObject parameterObject, CancellationToken cancellationToken)
at Microsoft.EntityFrameworkCore.Storage.RelationalCommand.ExecuteReaderAsync(RelationalCommandParameterObject parameterObject, CancellationToken cancellationToken)
at Microsoft.EntityFrameworkCore.Query.Internal.SingleQueryingEnumerable`1.AsyncEnumerator.InitializeReaderAsync(AsyncEnumerator enumerator, CancellationToken cancellationToken)
at Microsoft.EntityFrameworkCore.SqlServer.Storage.Internal.SqlServerExecutionStrategy.ExecuteAsync[TState,TResult](TState state, Func`4 operation, Func`4 verifySucceeded, CancellationToken cancellationToken)
at Microsoft.EntityFrameworkCore.Query.Internal.SingleQueryingEnumerable`1.AsyncEnumerator.MoveNextAsync()
at Microsoft.EntityFrameworkCore.EntityFrameworkQueryableExtensions.ToListAsync[TSource](IQueryable`1 source, CancellationToken cancellationToken)
at Microsoft.EntityFrameworkCore.EntityFrameworkQueryableExtensions.ToListAsync[TSource](IQueryable`1 source, CancellationToken cancellationToken)
at Smartstore.Google.MerchantCenter.Providers.GmcXmlExportProvider.ExportAsync(ExportExecuteContext context, CancellationToken cancelToken)
at Smartstore.Core.DataExchange.Export.DataExporter.CallExportProvider(String method, IFile file, DataExporterContext ctx) in D:\Git\Smartstore.Full\Smartstore\src\Smartstore.Core\Platform\DataExchange\Export\DataExporter.cs:line 1282
at Smartstore.Core.DataExchange.Export.DataExporter.CallExportProvider(String method, IFile file, DataExporterContext ctx) in D:\Git\Smartstore.Full\Smartstore\src\Smartstore.Core\Platform\DataExchange\Export\DataExporter.cs:line 1286
ClientConnectionId:24ec3b09-8b7d-462e-b4b5-557eddbf2978
Error Number:207,State:1,Class:16

Any sugestions on a fix?