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72 votes
3 answers
73k views

Create zip file from byte[]

I am trying to create a Zip file in .NET 4.5 (System.IO.Compression) from a series of byte arrays. As an example, from an API I am using I end up with a List<Attachment> and each Attachment has ...
Justin Helgerson's user avatar
65 votes
7 answers
28k views

TemporaryGeneratedFile_[guid] in /obj/debug breaking build

I have 3 temporary files being created in obj/debug: E.g. TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs ...
NikolaiDante's user avatar
  • 18.6k
42 votes
4 answers
90k views

System.Web.Http is missing after a .NET 4.5 upgrade

I've just upgraded my solution to .NETE 4.5 using Target Framework Migrator, and then the package manager console command: Update-Package -Reinstall -IgnoreDependencies In one of my projects I am ...
Kev's user avatar
  • 2,686
27 votes
4 answers
25k views

HTTP Error 403.14 - Forbidden - MVC4 .net 4.5 bundles

I made a MVC4 application with .net 4.5 using razor engine. It works fine when run locally with visual studio. When I deploy to IIS on windows server 2008 R2(all windows updates done), it appears my ...
Kyle's user avatar
  • 33.2k
21 votes
2 answers
12k views

Is MVC4 baked into .NET 4.5?

A lot of release notes for Visual Studio 2012 talk about .NET 4.5 and MVC4, but I can't tell if MVC4 is actually part of the .NET 4.5 release. Anybody know for sure? I would love not to have to ...
Jim's user avatar
  • 11.3k
18 votes
4 answers
5k views

"routes.LowercaseUrls = true;" does not work?

I'm having trouble in setting my routes to lowercase by default. For some reason it does not work. I know I can set authorize and home to lowercase myself, but the Admin part (area) will still be ...
Stan's user avatar
  • 26.1k
14 votes
5 answers
18k views

Predefined type System.Object is not defined or imported

I'm having this weird error only in .cshtml files in VS 2015. The error doesn't show up when I open the project with VS 2013. Error CS0246 The type or namespace name 'System' could not be found (...
Hélder Gonçalves's user avatar
11 votes
2 answers
15k views

POST a string to Web API controller in ASP.NET 4.5 and VS 2012 RC

I am new to WebAPI and trying to learn it. I have an WebAPI controller to which I am trying to POST a string using WebClient from my Unit Test. I am posting a string to my WebAPI using following code ...
durbhakula's user avatar
10 votes
3 answers
4k views

ASP.NET bundling/minification: including dynamically generated Javascript

I have a site that dynamically generates Javascript. The generated code describes type-metadata and some server-side constants so that the clients can easily consume the server's services - so it's ...
Eamon Nerbonne's user avatar
10 votes
2 answers
6k views

How can I delete generated folders and files via Wix on uninstall?

After an installation, I have the following folder structure in the folder C:\Program Files (x86): The Path to the folder generated is: C:\Program Files (x86)\CompanyName\AppName\generated The ...
Simon's user avatar
  • 4,469
10 votes
5 answers
18k views

Compiler executable file csc.exe cannot be found in .NET 4.5 Azure deployment

I have a site which was and works: ASP.NET 4 MVC 3 Entity Framework 4.3 Running in an Azure web role (i noticed it was osFamily="1" which is weird as I expected it to be 2 - but anyway...) Azure SDK ...
BritishDeveloper's user avatar
9 votes
2 answers
10k views

MaxLength Attribute in EF4.3.1

The type 'System.ComponentModel.DataAnnotations.MaxLengthAttribute' exists in both [path...]\packages\EntityFramework.4.3.1\lib\net40\EntityFramework.dll and 'c:\Program Files (x86)\Reference ...
Mihalis Bagos's user avatar
9 votes
3 answers
2k views

Why is an old project name still being referenced in the temp files on Visual Studio

I created and fully baked an MVC C# intranet PROJECT_A. Then I created and fully baked a WebForms C# intranet PROJECT_B. Now I need to merge the two into a combo MVC/WebForms C# PROJECT_C. I've done ...
Jim Nowak's user avatar
  • 135
9 votes
1 answer
6k views

The program '[4432] iisexpress.exe' has exited with code -2147023895 (0x800703e9)

I have very frustrating issue with IIS Express. When I start debug everything is ok, but after few requests IIS hangs and crashes. My browser (Chrome Version 37.0.2062.120 m) waits for the response ...
veeroo's user avatar
  • 762
8 votes
4 answers
11k views

BootstrapContext is null on ClaimsIdentity

I have created a new ASP.NET MVC application with .NET 4.5. I have successfully set up authentication with an STS. The authentication flow is working fine and I am able to get the ClaimsIdentity, ...
Unmesh Kondolikar's user avatar
7 votes
2 answers
3k views

Call Async Method from Session_Start

How can I call an async method from Session_Start in Global.asax ? Global.asax: protected async Task Session_Start(object sender, EventArgs e) { Session.Timeout = 10; ...
Danielle's user avatar
  • 3,622
7 votes
3 answers
490 views

How to deal with session left open

I am implementing a session structure. I have a ConcurrentDictionary on server side holding on to all the <SessionId, UserSession> pairs. When a new connection is established a cookie is ...
Tom's user avatar
  • 16k
7 votes
1 answer
246 views

SdkUtility.LaunchSignInPage not redirecting to ebay sign in page

.Net 4.5 , MVC 5 , IIS 8 SdkUtility.LaunchSignInPage(apiContext, _sessionID); From my application (in VS 2013) I can easily access to the sign in page. But problem occurs when I published it in IIS. ...
Abdur Rahim's user avatar
  • 4,035
6 votes
1 answer
4k views

Could not load file or assembly '' or one of its dependencies. The process cannot access the file because it is being used by another process

I have just bought a new development machine and have taken the latest version of the source code of a project we are working on but when I try to debug it I get the following error: Could not load ...
John Mc's user avatar
  • 2,902
6 votes
4 answers
10k views

How to set SameSite value to None in .net 4.5.2?

When redirected back to my site from the third party site user session becoming empty. I have checked Response.Cookies["ASP.NET_SessionId"]; sets new value after redirect. By default, ASP....
Vaibhav Deshmukh's user avatar
6 votes
1 answer
4k views

Difference between HostingEnvironment.QueueBackgroundWorkItem and HostingEnvironment.RegisterObject

Currently I am using HostingEnvironment.RegisterObject to run my background work in my MVC 5 app. Specifically I have, public class BackgroundWorker { /// <summary> /// Runs a ...
Imran Qadir Baksh - Baloch's user avatar
6 votes
1 answer
885 views

Is it possible to select an Action with AttributeRouting in .NET MVC based on the Media Type of the Accept header?

I want to select an Action of my Controller based on the Media Type requested in the Accept header. For example, I have a resource called a subject. Its assigned route is: GET /subjects/{subjectId:...
crush's user avatar
  • 16.9k
6 votes
2 answers
869 views

How to work around MVC4's breaking change in how it renders bools in a view

We recently upgraded an existing .NET 4 MVC 3 project to .NET 4.5 and MVC 4. Where we had this sort of thing in a view: @Model.MyBool <input type="hidden" name="foo" value="@Model.MyBool" /> ...
teedyay's user avatar
  • 23.4k
5 votes
3 answers
4k views

Website upgraded to MVC 5 has missing DisplayMode property on ControllerContext

I recently updated my website to MVC 5. It ran well on my dev machine. when I moved to staging on shared hosting supporting .Net 4.0 where my MVC 4 site worked just fine. After deployment I received ...
Chintan Shah's user avatar
  • 3,243
4 votes
4 answers
11k views

.NET 4.0 substitutes for .NET 4.5 namespaces

There is some code for an MVC application which was built using .NET 4.5 as a framework in VS 2012. My current system forces me to work on VS 2010. I managed to open the VS2012 solution in my VS2010, ...
Swayam's user avatar
  • 16.3k
4 votes
1 answer
10k views

Why would FederatedAuthentication.WSFederationAuthenticationModule be null in MVC Azure ACS Federated Authentication?

I'm trying to put together FederatedAuthentication with .NET 4.5, MVC 4, and active redirect using a custom server-side login page, using code from this tutorial, and from this code sample. ...
Jude Fisher's user avatar
  • 11.2k
4 votes
2 answers
10k views

MVC4 .NET 4.5 async action method does not redirect

I am trying to implement a task action method in my MVC 4 application. Everything works on the back in, but it is not redirecting. public class AccountController : AsyncController { [HttpPost] ...
user516883's user avatar
  • 9,108
4 votes
2 answers
2k views

How to add bundles with dynamic content to asp.net web optimization

I'm using SignalR, which maps to asp.net application on virtual path "~/signalr". SignalR dynamically creates javascript proxy hubs on app start with virtual path "~/signalr/hubs". So the url "[http:/...
Didar_Uranov's user avatar
  • 1,230
4 votes
2 answers
6k views

MVC 5, WIF (System.IdentityModel) & ADFS not actually authenticating, errors on federated signout

I'm wading through the creation of a claims-based MVC site in Visual Studio 2013. Some things I learned so far: System.Identity is in, Microsoft.Identity is out Many of the tutorials, including ...
Jason Kleban's user avatar
  • 20.4k
3 votes
1 answer
5k views

ADO.NET Entity Data Model doesn't update Entities

I'm using MySQL .NET Connector in my ASP.NET MVC project. The connection works fine. However, after creating a ADO.NET Data Model from my MySQL database (with "Update Model from Database") for the ...
Gaui's user avatar
  • 8,793
3 votes
1 answer
3k views

Web API OData Controller and Authorization Attribute

I am trying to use an MVC style authorization filter as an attribute on the Get() action method of an OData Web API controller, but the authorization filter is ignored. Can authorize attributes be ...
user1225352's user avatar
3 votes
3 answers
2k views

How can I programmatically stop the current website? [duplicate]

I am using the MVC5 for an web application. The web app runs in IIS7 or greater. In the Global.asax on application_start, the number of licenses will be set: protected void Application_Start() { ...
Simon's user avatar
  • 4,469
3 votes
2 answers
989 views

Session state on couchbase

I want to use couchbase for session. I configured my web config. Also app framework is net 4.5. Here is my web.config <?xml version="1.0" encoding="utf-8"?> <!-- For more information on ...
Just Ersoy's user avatar
3 votes
1 answer
1k views

FluentNHibernate SchemaUpdate isn't working

I have a problem updating the database schema using SchemaUpdate method of FluentNHibernate. Here's my code: Fluently.Configure() .Database(MsSqlConfiguration .MsSql2012.ShowSql() ....
matt137's user avatar
  • 169
3 votes
2 answers
1k views

Incorrect type of ClaimsIdentity read from session cookie after recycling of worker process

In a VS 2012 / .NET 4.5 / ASP.NET MVC 4 application I have a custom identity type derived from ClaimsIdentity. It just adds a few readonly properties to the base class that read values from some ...
Slauma's user avatar
  • 176k
3 votes
1 answer
4k views

How to get URL client is coming from behind a reverse proxy?

I have a Controller Action in which I: Forward a URL to a 3rd party that the 3rd party re-directs the client to if an operation is successful. The client then connects to the 3rd party and performs ...
markmnl's user avatar
  • 11.3k
3 votes
1 answer
1k views

EditorFor renders different for byte and short

Why does EditorFor renders different classes and input types for byte and short, as shown here: <div class="form-group"> <input class="text-box single-line" data-val="true" data-...
Anders Jansson's user avatar
3 votes
2 answers
364 views

Is it possible to modify the ASP.NET bundler to include a version number with the bundled files?

I have started working recently with the new .net feature of bundling and minification as outlined by scott gu - http://weblogs.asp.net/scottgu/archive/2011/11/27/new-bundling-and-minification-support-...
amateur's user avatar
  • 43.9k
3 votes
1 answer
231 views

Create attribute for validation and change the parameter value

I need to get parameter in controller action and validate this parameter. For example: public TestController { public ActionResult TestMethod(int testParamFromUri) { //here is my ...
netwer's user avatar
  • 737
3 votes
1 answer
352 views

ASP.net page navigation with Workflow

I am using .Net4.5 and visual studio 2012. Can someone tell me how to do ASP.net page navigation with Workflow 4.5 ? 1.) Unable to Create the class : I have created an Empty MVC project and the i ...
user1315906's user avatar
  • 3,424
3 votes
0 answers
693 views

MVC view compilation using wrong .NET Framework

An existing web application is using .NET Framework 4.5.1. The project has the setting MvcBuildViews set to true. The project also uses a Prepend extension method for IEnumerable<T>. Stuff ...
AroglDarthu's user avatar
  • 1,091
3 votes
2 answers
551 views

How should I implement Nlog logger to reduce copy/paste tedium?

I'm working on a .NET solution that will include MVC and Web API controllers. After admitting I deserved better than a roll-your-own logging solution and could benefit from some of the features in a ...
DenaliHardtail's user avatar
3 votes
0 answers
1k views

request.GetBufferedInputStream is not seek enabled

Before .NET 4.5, I was using request.InputStream to read the data and save it to a database. However, now instead of using the "Classic" input stream reading mechanism, it uses the Buffered Input ...
jsgoupil's user avatar
  • 3,878
3 votes
1 answer
243 views

WEB API call stops working after introducing the "await" keyword

I have a simple web api method which retrieves a list of items from a database. When the method looks like this it works and the items are displayed in the UI: [ActionName("GetServices")] public ...
Denys Wessels's user avatar
2 votes
2 answers
98 views

Clarification on tasks in .net

I'm trying to understand tasks in .net from what I understand is that they are better than threads because they represent work that needs to get done and when there is a idle thread it just gets ...
dbarnes's user avatar
  • 1,823
2 votes
3 answers
2k views

Task continuation not working after await

I've encountered a pretty strange case when task execution is not continued after await in IIS (not sure if it's related to IIS). I reproduced this issue using Azure Storage and following controller (...
almaz's user avatar
  • 216
2 votes
1 answer
670 views

403.14 - Forbidden when controller name and controller directory name is same in IIS

I have below code where my controller name is Customer and it is part of the Customer directory in my web api 2 project. It seems that IIS doeasn't allow me to use same directory name and controller ...
seUser's user avatar
  • 1,103
2 votes
1 answer
425 views

How to Properly Get Nested Folders to Render in MVC 5 C#

I've got the traditional website with all MVC 5 working as expected, everything renders correctly and works fine. I've added a Dashboard and this dashboard I am attempting to set to folder structure ...
Filling The Stack is What I DO's user avatar
2 votes
1 answer
2k views

Can't build .NET 4.5 in VS2015 after VS2019 install

We have this (quite huge) solution in Visual Studio 2015, that consists of 60 projects of class libraries and a few MVC web projects, all with target framework set to .NET 4.5 (not 4.5.1 or the like, ...
Frederik T's user avatar
2 votes
1 answer
711 views

403.13 when using action link to go to {controller}/Index

I am getting the following error when debugging my header links. I have tried recreating my Index.cshtml (Empty and with Razor/HTML) and my ServicesController. If I browse to Services/Index ...
Bryan Halterman's user avatar