Is IDbCommandInterceptor in EntityFramework 6 thread safe

EntityFramework Exception : New transaction is not allowed because there are other threads running in the session

I am using ServiceBrokerClass which i got from ...CodeProject.... But now when i try to save any record into database using EnityFramework and .Net WPF. I am getting the following error....ServiceBrokerUtility Class :...using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Data.Objects; using System.Coll...

Is calling AsQueryable<T> on a DbSet<T> "safe"?

Say I want to unit test Entity Framework's query logic, one way would be to convert the ...DbSet<T>... to ...IQueryable<T>... before building the expression trees for easy mocking. Is this "safe" and is there anything to be aware about?

Entity Framework - "New transaction is not allowed because there are other threads running in the session"

This might be because you are enumerating results when trying to save changes. ...Try changing this line: ...var list = statusRepository.AsQueryable() .Where(x => x.DoseReturnID == oldDoseReturn.DoseReturnID); ...to:...var list = statusRepository.AsQueryable() .Where(x => x.DoseReturnID == oldDoseReturn.DoseReturnID) ...

Thread safe Entity Framework 6

I think you are facing an architectural issue. What you describes is an application where UI directly uses EF objects, and it breaks the "separation of concerns" paradigm. ...On my side, I use customs thread-safe caches on a Model layer, letting everything happens on the Model layer. I implemented thread-safety on my cache with the well-known Async...

Error Copying file bin\EntityFramework.SqlServer.xml to ..\bin\EntityFramework.SqlServer.xml failed

Error 1 Copying file bin\EntityFramework.SqlServer.xml to obj\Debug\Package\PackageTmp\bin\EntityFramework.SqlServer.xml failed. Could not find file 'bin\EntityFramework.SqlServer.xml'. 0 0 Karinoks ...when I try to publish my mvc 4 project, I have this error. ...there is no error on debugging or run time. it is just showed when I pub...

Getting DbContext from implementation of IDbCommandInterceptor

This does not fully answer my question but the explanation I found in ...Entity Framework documentation... was the most accurate:...It’s worth noting that the interception context is a best effort to provide contextual information. However, in some corner cases some information that you would expect to be there may not be there. This is because E...

IDbCommandInterceptor never be called

Finally, I resolved this issue. The route is that, my Context class generated by EF inherits ...ObjectContext.......After I rebuilt the edmx file and made the Context class inherit ...DbContext..., the issue has gone.

implement both EntityFramework 6 and EntityFramework Core side-by-side in a n-tier solution

Here is an excerpt from ...Getting Started with ASP.NET Core and Entity Framework 6...:..."The recommended way to use Entity Framework 6 in an ASP.NET Core 1.0 application is to put the EF6 context and model classes in a class library project (.csproj project file) that targets the full framework. Add a reference to the class library from the...

Is a DbContext per thread in Parallel.ForEach safe?

I am working a contract right now to increase the performance of a back end services for a modern SaaS SPA web app that is using EF 6 as their ORM. The first thing I proposed was to introduce some multi-threading to their back end service which is currently running single threaded. The lead software engineer has indicated we cannot do that because...

Conflict for System.Runtime.CompilerServices.Unsafe between Npgsql and System.Threading.Tasks.Extensions

As per @ShayRojansky inputs. I added binding redirects in my app.config file....My application have an Entity library which will do all the DB operations. I added Nugets for this Entity library project in my VS....After the build, these binding redirects not added to my application app config. I manually updated the EXE.app.config and this issue is...