This is a c#/asp.net project.The full error message I get is:Error 0194: All artifacts loaded into the item collection must have the same version. Multiple versions were encountered.
This question already has an answer here: Closed 10 years ago. Possible Duplica开发者_StackOverflow社区te:
First I read this question, but this knowledge did not help to solve my problems. In initial I\'ve created edmx file by Visual Studio. Generated files with names:
With the following simple relational database structure: An Order has one or more OrderItems, and each OrderItem has one OrderItemStatus.
I have a problem with a WCF Service I\'ve just created. This was working yesterday but for some reason it\'s just stopped working.
I am trying to convert my model-first project to code-first, as I can see dealing with the models with the graphical designer will become hard.Unfortunately, with all my googling I can\'t find one goo
All references that I find for lazy loading say it\'s possible but they all mention POCOs and that\'s it.I am using EF4 with the model-first methodology.In my model diagram I have a Project table and
Is 开发者_开发百科there a way to a coded class called \"Pessoa\" decorate some atttribute to be referenced with a conceptual class named as \"Person\" that is in a conceptual model ? I\'m mean:
I want to update a single field in my table for a particular row. I am using Entity Framework 4 and Visual Studio 2010.
I\'d love to add some sorting to an EntityCollection that is bound to an ItemsControl (in xaml).I\'d also like to do it as simply as possible.It appears that this is not possible.
加载中,请稍侯......