Exception has occurred: CLR/System.InvalidOperationException

Question

Exception has occurred: CLR/System.InvalidOperationException

mammadkoma opened this issue 5 years ago · comments

after run by vscode :
Exception has occurred: CLR/System.InvalidOperationException
An exception of type 'System.InvalidOperationException' occurred in Microsoft.EntityFrameworkCore.Relational.dll but was not handled in user code: 'Relational-specific methods can only be used when the context is using a relational database provider.'
at Microsoft.EntityFrameworkCore.RelationalDatabaseFacadeExtensions.GetRelationalService[TService](IInfrastructure`1 databaseFacade)
at Microsoft.EntityFrameworkCore.RelationalDatabaseFacadeExtensions.Migrate(DatabaseFacade databaseFacade)
at ASPNETCoreIdentitySample.Services.Identity.IdentityDbInitializer.Initialize() in E:\Projects\DNTIdentity\src\ASPNETCoreIdentitySample.Services\Identity\IdentityDbInitializer.cs:line 64
at ASPNETCoreIdentitySample.IocConfig.IdentityServicesRegistry.callDbInitializer(IApplicationBuilder app) in E:\Projects\DNTIdentity\src\ASPNETCoreIdentitySample.IocConfig\IdentityServicesRegistry.cs:line 40
at ASPNETCoreIdentitySample.IocConfig.IdentityServicesRegistry.UseCustomIdentityServices(IApplicationBuilder app) in E:\Projects\DNTIdentity\src\ASPNETCoreIdentitySample.IocConfig\IdentityServicesRegistry.cs:line 31
at ASPNETCoreIdentitySample.Startup.Configure(ILoggerFactory loggerFactory, IApplicationBuilder app, IHostingEnvironment env) in E:\Projects\DNTIdentity\src\ASPNETCoreIdentitySample\Startup.cs:line 83

Vahid Nasiri · Answer 1 · Tue Jan 29 2019 18:47:54 GMT+0800 (China Standard Time)

Have you changed anything? because the Relational-specific methods can only be used when the context is using a relational database provider. error message means you are not using the default LocalDB database.

Mohammad Komaei · Answer 2 · Tue Jan 29 2019 18:52:19 GMT+0800 (China Standard Time)

I have not installed any sql sever on my pc because of the network policies.
How can I run this projects by other local or in memory db just for see the demo?

Vahid Nasiri · Answer 3 · Tue Jan 29 2019 18:56:54 GMT+0800 (China Standard Time)

Installing LocalDB is very easy. more info
You can define different connecting strings here and then use them.

lock · Answer 4 · Thu Oct 24 2019 18:08:49 GMT+0800 (China Standard Time)

This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related problems.