Entity Framework 6 - Knowledge Base (KB)

C# Silverlight with Entity Framework - Change Return Type On AutoGenerated EntityQuery?

Background...Currently I have a C# Silverlight business application which uses RIA Services. The application is hosted in ASP.NET using the ADO.NET Entity Framework and a domain service class to read and write to the SQL Server database....Scenario...I ha...

RIA Services - call a stored procedure

I am using RIA Services with Silverlight and Entity Framework. I want to call a stored procedure and map the results to a datagrid. What is the best way to do this? The output of the stored procedure doesn't map to any table design....I found the followin...

Trouble with metadata in Entity Framework connection string

I have a Silverlight 4 app using RIA Services in which I moved all of the RIA Services-specific code to a separate module (a WCF RIA Services class library) called "AppServices". Let's call the main app "Silverlight4App". I need to authenticate the users ...

Entity Framework 'An item cannot be removed from a fixed size Array of type *[]'

I am using EntityFramework to persist my entities....The problem I have is that when sending an entity constructed in Silverlight over a WCF to be peristed I get the error 'An item cannot be removed from a fixed size Array of type 'CarterShop.Commerce.Ent...

Call another WCF Data Service from WCF RIA Service using Entity Framework

I would like to use WCF RIA Services to access data from my Silverlight Application. However the data is not provided from a local data storage, but from another WCF Data Service (I'm accessing an external CRM system). I don't want to access the external ...

MetadataException: Schema specified is not valid

I have been working on a Silverlight application. This application is supposed to be hosted with Godaddy. ...The application connects to MySql as it's backend database and uses entity framework. ...The application works correctly on Visual Studio. However...

Entity Framework for Portable Class Library

I am trying to create Repository , Entity framework for Portable Class Library , when ever I try to Nuget EntityFramework...it is Failed to add reference to 'System.ComponentModel.DataAnnotations'. Please make sure that it is in the Global Assembly Cache....