DataAnnotation Atributes not applied in EF7

Could not load type 'System.ComponentModel.DataAnnotations.DatabaseGeneratedOption' from assembly 'EntityFramework' error

Have you removed all references to System.Data.Entity dll

Update of navigation property in EF7 does not get saved

I thought this may have something to do with ...Eager Loading..., however I can't reproduce your issue with or without ...AspNet.Identity.... Running the below code results in the Resource always being updated. Using ...EntityFramework 7.0.0-beta7.......Code...static void Main(string[] args) { Init(); WithEagerLoading(); CleanUp(); ...

EF7 RC1 The term 'Scaffold-DbContext' is not recognized

For RC2 the syntax / CLI changed. You can mostly follow the instructions here: ...https://docs.efproject.net/en/latest/platforms/aspnetcore/existing-db.html..., but I had to use these commands instead to generate the scaffolding....I ran these from the command line, not from the Package Manager Console....You can use this to check the arguments an...

How does EF7 bootstrap dependency injection (IServiceCollection) if you're not in ASP.NET 5?

Startup... class is created by ...Microsoft.AspNet.Hosting... package when you run you web application (see ...StartupLoader.cs...)....You can also look onto ...WebApplication.Run... method (...WebApplication.Run...) its an entry point to ASP.NET 5 web applications....DI is initialized in ...WebHostBuilder... class (...WebHostBuilder.cs...) and ins...

ASP.NET Core 1.0 EF7 System.Data.SqlClient not found

This is a known issue in RC1 in the way DNX prepares an application for publication. As far as I know, there is no workaround for RC1. This should be fixed in RC2. See ...https://github.com/aspnet/dnx/issues/3316... and ...https://github.com/dotnet/cli/issues/881

EF7: The term 'add-migration' is not recognized as the name of a cmdlet

This is what worked for me to solve this issue:...Run:...Install-Package Microsoft.EntityFrameworkCore.Tools –Pre ...In project.json add this (if not there already) to the "tools" section:..."Microsoft.EntityFrameworkCore.Tools": "1.0.0-preview4-final", ...Useful reference: ...https://docs.efproject.net/en/latest/platforms/aspnetcore/new-db.html

Database applies ALL previous migrations on update and NOT just the new one

One issue that can cause migrations to rerun is if your context key changes which can happen during refactoring. There are a couple of ways to solve this:...1) Update the old records in __MigrationHistory with the new values:...UPDATE [dbo].[__MigrationHistory] SET [ContextKey] = ‘New_Namespace.Migrations.Configuration’ WHERE [ContextKey] =...

EF7 Migrations - The corresponding CLR type for entity type '' is not instantiable

Please see: ...https://docs.microsoft.com/en-us/ef/core/modeling/inheritance...If you don’t want to expose a DbSet for one or more entities in the hierarchy, you can use the Fluent API to ensure they are included in the model....If you don't want to have to create a ...DbSet... for each subclass then you have to explicitly define them in the ...O...

.NET Core 2.0 EF7 Data annotations not showing warning

Because you are using a foreach loop, your code will render HTML with duplicate IDs. This will cause the model binding to fail on POST. You need to replace it with a for loop and then either;...Use the index to distinguish the different items such as in this solution: ...ASP.NET Core 1.0 POST IEnumerable<T> to controller...Use Html.EditorFor such a...

Where Clause is not applied when converting the query from LINQ (EF) to SQL

Here is how I fixed the issue: First of all, As per the suggestions above, I’ve removed the containsTest method and written everything in same method. ... var predicate = PredicateBuilder.True<StudentRbcasesLink>(); if (options.Contains("FirstName")) { firstName = list["FirstName"].ToLower().ToString(); Expression<Func<StudentRBbasesLink,...