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AspnetIdentity with users with same email wont work anymore

Luc Gosso (MVP)
Luc Gosso (MVP)
Vote:
 

This is for anyone having same problem

Just upgraded CMS 12.3 to 12.9, (also .net 5 to 6) and i couldnt log in anymore, got this: 

System.InvalidOperationException: Sequence contains more than one element.
         at Microsoft.EntityFrameworkCore.Query.ShapedQueryCompilingExpressionVisitor.SingleOrDefaultAsync[TSource](IAsyncEnumerable`1 asyncEnumerable, CancellationToken cancellationToken)
         at Microsoft.EntityFrameworkCore.Query.ShapedQueryCompilingExpressionVisitor.SingleOrDefaultAsync[TSource](IAsyncEnumerable`1 asyncEnumerable, CancellationToken cancellationToken)
         at Microsoft.AspNetCore.Identity.UserManager`1.FindByEmailAsync(String email)
         at Microsoft.AspNetCore.Identity.UserValidator`1.ValidateEmail(UserManager`1 manager, TUser user, List`1 errors)
         at Microsoft.AspNetCore.Identity.UserValidator`1.ValidateAsync(UserManager`1 manager, TUser user)
         at Microsoft.AspNetCore.Identity.UserManager`1.ValidateUserAsync(TUser user)
         at Microsoft.AspNetCore.Identity.UserManager`1.UpdateUserAsync(TUser user)
         at EPiServer.Cms.UI.AspNetIdentity.ApplicationSignInManager`1.SignInAsync(String userName, String password, String returnUrl)
         at EPiServer.Cms.UI.AspNetIdentity.ApplicationUISignInManager`1.SignInAsync(String userName, String password)
         at EPiServer.Cms.Shell.UI.Controllers.Internal.AccountController.ExecuteLogin(LoginViewModel model)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ActionMethodExecutor.TaskOfIActionResultExecutor.Execute(IActionResultTypeMapper mapper, ObjectMethodExecutor executor, Object controller, Object[] arguments)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeActionMethodAsync>g__Awaited|12_0(ControllerActionInvoker invoker, ValueTask`1 actionResultValueTask)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeNextActionFilterAsync>g__Awaited|10_0(ControllerActionInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Rethrow(ActionExecutedContextSealed context)         at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ControllerActionInvoker.<InvokeInnerFilterAsync>g__Awaited|13_0(ControllerActionInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeNextResourceFilter>g__Awaited|25_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Rethrow(ResourceExecutedContextSealed context)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeFilterPipelineAsync>g__Awaited|20_0(ResourceInvoker invoker, Task lastTask, State next, Scope scope, Object state, Boolean isCompleted)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeAsync>g__Awaited|17_0(ResourceInvoker invoker, Task task, IDisposable scope)
         at Microsoft.AspNetCore.Mvc.Infrastructure.ResourceInvoker.<InvokeAsync>g__Awaited|17_0(ResourceInvoker invoker, Task task, IDisposable scope)
         at Microsoft.AspNetCore.Routing.EndpointMiddleware.<Invoke>g__AwaitRequestTask|6_0(Endpoint endpoint, Task requestTask, ILogger logger)
         at SixLabors.ImageSharp.Web.Middleware.ImageSharpMiddleware.Invoke(HttpContext httpContext, Boolean retry)

I got suspicious on FindByEmailAsync, then i look into db:



(I wonder why ImagesharpMiddleware is invoked when logging in)

#285109
Aug 07, 2022 14:32
Vote:
 

Solution was to change email to unique for each user. 

#285110
Aug 07, 2022 14:33
Mark Hall
Mark Hall
Vote:
 

My unserstanding middleware run on every request no matter what, which is why you should use sparingly for the correct use cases.

#285168
Aug 08, 2022 14:56
Mark Hall
Mark Hall
Vote:
 

I also think there is an flag to require unique email on aspnetidentity options

#285169
Aug 08, 2022 14:58
Quan Mai
Quan Mai
Vote:
 

Exactly, that's UserValidator.RequireUniqueEmail


                        

                        #285229
                        
                        

                            Aug 09, 2022 7:49
                        

                    



                    


                

            

    






    

        

                
 This topic was created over six months ago and has been resolved. If you have a similar question, please create a new topic and refer to this one.

        

    







        

            
                
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