InvalidOperationException: The DbContext of type cannot be pooled

preview_player
Показать описание
InvalidOperationException: The DbContext of type ‘IQContext’ cannot be pooled because it does not have a public constructor accepting a single parameter of type DbContextOptions or has more than one constructor.
Microsoft.EntityFrameworkCore.Internal.DbContextPool..ctor(DbContextOptions options)

InvalidOperationException: The DbContext of type ‘Context’ cannot be pooled because it does not have a public constructor accepting a single parameter of type DbContextOptions or has more than one constructor.
Microsoft.EntityFrameworkCore.Internal.DbContextPool..ctor(DbContextOptions options)
  1. Techstrology
  2. Techstrology
Рекомендации по теме
InvalidOperationException: The DbContext 0:01:22

InvalidOperationException: The DbContext of type cannot be pooled

Fix: Unable to 0:02:53

Fix: Unable to Create an Object of Type 'ApplicationDbContext'

Fix:Unable to create 0:00:55

Fix:Unable to create an object of type DbContext For the different patterns supported at design time

Fix: 'DbContext' doesnot 0:02:04

Fix: 'DbContext' doesnot contain a definition for 'Database' and no accessible m...

✔ Solved InvalidOperationException: 0:02:37

✔ Solved InvalidOperationException: The entity type Data Model requires a primary key to be defined....

Unable to resolve 0:01:15

Unable to resolve service for type context while attempting to activate

Fix : No 0:02:31

Fix : No DbContext was found in assembly | ASP.NET CORE | MIGRATION ERROR

Fix: The entity 0:03:14

Fix: The entity type IdentityUserLogin requires a primary key to be defined | ASP.NET CORE

Fix : The 0:01:16

Fix : The entity type IdentityUserLogin of string require a primary key to be defined

C# : InvalidOperationException: 0:01:17

C# : InvalidOperationException: Cannot create a DbSet for 'Role' because this type is not ...

Solved: Unable to 0:03:56

Solved: Unable to create an object of type 'DbContext'. For the differens patterns support...

C# : ASP.NET 0:01:15

C# : ASP.NET Core 2 Unable to resolve service for type Microsoft EntityFrameworkCore DbContext

Fix: No Database 0:03:01

Fix: No Database provider has been configured for this DbContext

System.InvalidOperationException: Instance failure. 0:03:04

System.InvalidOperationException: Instance failure. Error during executing Scaffold-DbContext

✔️Solved: The entity 0:03:23

✔️Solved: The entity type xxx requires a primary key to be defined. 📕 Asp.Net Core 2.0 MVC

InvalidOperationException Unable resolve 0:07:48

InvalidOperationException Unable resolve service Context attempt activate Controller ASP.NET Core

Fix: Cann't create 0:03:00

Fix: Cann't create a DbSet for Entity because this type is not included in the model for the co...

Fix: Cannot create 0:03:13

Fix: Cannot create a DbSet for 'ÁpplicationUser' because this is not included in the model...

InvalidOperationException: The model 0:00:58

InvalidOperationException: The model item passed into the ViewDataDictionary

InvalidOperationException when fetching 0:01:18

InvalidOperationException when fetching joined data with Entity Framework in Blazor Server

An Error Occure 0:02:15

An Error Occure While Accessing Microsoft.Extension.Hosting Service Error: Could Not Parse Json File

InvalidOperationException: Cannot create 0:05:09

InvalidOperationException: Cannot create a DbSet for 'ApplicationUser' because this type i...

Fix: The constraint 0:03:04

Fix: The constraint reference 'admin' could not be resolved to a type. Register the. | ASP...

C# : The 0:01:41

C# : The entity type type is not part of the model for the current context