Entity Framework 6 - Knowledge Base (KB)
20 results for: in tag: nuget
Error when installing EntityFramework package over NuGet
I tried to install EntityFramework 4.1 on VS 2010 through NuGet. I searched and found the package through "Tools > Library Package Manager > Add Library Package Reference" tool and I got this error: "This package (or one of its dependencies) contains powe...
asked by Marwan
Where can I find the console or debug output from code executed in the package manager window?
I'm using EntityFramework code first with migrations. From the package manager console, I'm running "update-database". This executes Configuration.Seed(context) which I have overridden.... protected override void Seed(WebContext context) { ...
asked by DanielEli
Entity Framework 5 Nuget Console commands
So I am making a DB with EF 5 Code first, I have checked some guides and found some "important"/useful commands like: "Update-Database -Force -Verbose". However I know there must be more commands like these, something like: "Purge-Database", but no succes...
asked by Maximc
Re-create table with Entity Framework 5 and nuget
I am using Code First to create a table. ...I created the class, the mapping file and issued the add-migration command in nuget and then the update-database command...I then changed the class and like an idiot deleted the table....I deleted the migration...
asked by James Helms
EntityFramework 5 Install fails in VS 2012
I'm attempting to install the latest version of the EntityFramework from the Program Manager console in Visual Studio 2012. Running the install-package command yields the following error:...PM> install-package EntityFramework You are downloading EntityFr...
asked by Techie Joe
How can I install Entity Framework 4.2?
This used to be trivial via Nuget but now, I can only find 5.0 in Nuget. How can I specifically install version 4.2? We are trying to upgrade from 4.0 to 4.2 but aren't ready for a major upgrade to 5.0 at this time. This is one of those problems that come...
asked by Jaxidian
Install EF 4.4.0.0
Currently I have Entity Framework 5.0 installed in Visual Studio 2012. For some reason the project only is supported by EF 4.4.0.0....So I installed EF 4.4.0.0 but I have the error in the Nuget command line:...PM> Install-Package EntityFramework -Version ...
asked by user1108948
How to install NuGet-packages without internet connection?
Currently I'm developing on a virtual pc which is not allowed internet access. I managed to get the NuGet.Tools.vsix to add NuGet to Visual Studio 2010, but cannot seem to find out how to deploy NuGet-packages offline....For example, I downloaded EntityFr...
asked by Herman Cordes
Entity Framework Migrations NuGet Error
Using Visual Studio 2013 Express Preview for Web and Entity Framework 5...I'm getting the following error when I attempt to enable migrations:...PM> Enable-Migrations System.IO.FileNotFoundException: Could not load file or assembly 'Microsoft.VisualStud...
asked by user2166297
The type initializer for 'System.Data.Entity.Internal.AppConfig' threw an exception on a Sub Website
I have 2 websites, one is a sub directory of another but is an Application ex: /root & /root/Services...They both use Entity Framework 6.x but the child website is throwing ...The type initializer for System.Data.Entity.Internal.AppConfig' threw an except...
asked by Brian
What is the reverse for Update-Database (used in Package Manager Console)?
I have been changing my domain classes and executed Update-Database in the Package Manager Console, After i realized that need to add an index and need to down-grade to the previous state. what is the proper command to down-grade one step in migration?
asked by Ehsan Zargar Ershadi
Could not load file or assembly 'EntityFramework, Version=6.0.0.0,
I am working with EF . I am trying to execute this line ...public ActionResult Edit(string id) { return View(obj.FindSemesterById(id)); } ...I installed EF Version 5 on my project....But i get this error :...Could not load file or assembly...
asked by Ehsan Akbar
Enable-Migrations error when trying to run the command
I am trying to run the command Enable-Migrations in the NuGet console but I keep getting the following error... PM> enable-migrations System.ArgumentException: The parameter is incorrect. (Exception from HRESULT: 0x80070057 (E_INVALIDARG)) Server stac...
asked by user1514213
There is already an object named '__MigrationHistory' in the database
When I tried to execute ...SQLQuery... (generated by ...Update-Database -Verbose -f -Script... locally in Visual Studio) on remote database, I see the following error returned by SQL Server Management Studio:...Msg 2714, Level 16, State 6, Line 1...There ...
asked by Amirhossein Mehrvarzi
Your project is not referencing the ".NETFramework,Version=v4.5" framework.
I am using VS 2015....Your project is not referencing the ".NETFramework,Version=4.5" framework. Add a reference to ".NETFramework,Version=4.5" in the "frameworks" section of your project.json, and then re-run NuGet restore....I am getting this erro...
asked by S. Loveland ECY
Cannot enable migrations in library project
I installed EF6 in my library project. In the App.config, i added the connection string to a local DB. For EF configuration, i am using EF code based config : App.config:...<entityFramework codeConfigurationType="Com.EF.Example.EFRecordConfiguration, MyPr...
asked by Zysce
Manually adding a reference to Entity Framework
I am working on a project that revolves around EF. I have the core layers of my project separated into different projects. ...Unfortunately I constantly get errors that are happening because I am missing a reference to EntityFramework.SqlServer.dll in my...
asked by Kobek
The term 'Add-Migration' is not recognized as the name of a cmdlet, function, script file, or operable program
Please help me fix this issue. Below is my project.json file.... { "dependencies": { "Microsoft.NETCore.App": { "version": "1.0.0", "type": "platform" }, "Microsoft.AspNetCore.Diagnostics": "1.0.0", "Microsoft.AspNetCore.S...
asked by Mubashir Koul
What's the difference between <TargetFramework> and <RuntimeFrameworkVersion>?
I have the following code in a ...csproj... file:...<TargetFramework>netcoreapp1.0</TargetFramework>...In the NuGet package manager, it says that I have ...Microsoft.NETCore.App version 1.0.5...Now lets say I have the following code in the same ...csproj....
asked by 8protons
XAF Look up property displays correctly in listview but is null in detailview
I have the following business classes ( simplified )...public class Customer { Customer() { } public int Id {get;set;} public string Name {get;set;} public virtual Category {get;set;} } Public Class Category { public int Id {get;set;} p...
asked by Kirsten Greed
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