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Questions tagged [asp.net]

Web application framework developed by Microsoft

ASP.NET is a web application framework developed by Microsoft that allows web developers to create dynamic web sites and applications.

First released in January 2002 it is the successor to Microsoft's Active Server Pages (ASP) technology.

ASP.NET is built on the Common Language Runtime (CLR), allowing programmers to write ASP.NET code using any supported .NET language such as C# or VB.NET.

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What could be cause of ASP.NET State Server timeout?

I recently migrated an app from SQL Server backed sessions to the ASP.NET State Server. About once a week there is a brief failure of ASP.NET to connect to the state server. These last from 20 seconds to 2 minutes. Unable to make the session state…
RyanW
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HTTP 403 on all sites authenticated via Windows; how to determine root cause?

We have a handful of intranet sites on a Server 2008 instance with IIS 7. Access to these sites is through Windows authentication; if a user is in our AD domain, then he or she can use the site. Starting this morning, all users are getting HTTP 403…
IVR Avenger
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Intermittent login issues to SQL Server

My website is an ASP.NET 2.0 website connecting to a SQL Express Database. Every now and then I get the following error message when I load my site. Login Failed for Username 'MyUsername'. Then on another time I get the following error message. A…
Etienne
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Setting up ASP.NET website on IIS 7

I'm moving a site from IIS6 on Server 2003 to IIS7 Sever 2008. Its pretty much a .NET 3.5 basic app, nothing special. I've never used IIS 7 before, and i can't even get an html page running under the assigned ip. Can someone provide simple, step by…
andy
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How do you migrate a SQL Membership database with encrypted passwords where the decryption key is autogenerated?

I have a server where the machine.config states the following: A decryption key was not specified, it was auto-generated. I'm moving…
Shane
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http service 503 unavailable Only for HTTPS

My azure website is working fine with http. Now, I have added a self-signed certificate and a binding in IIS 7. When I run the application with https, I get certificate error warning. When I confirm 'run anyway'. Then I get 'http service 503…
Imran Qadir Baksh - Baloch
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Change .NET Runtime without full server app domain recycle?

Is there any way I can change the .NET Runtime of a website without full server app domain recycle? It appears when changing the .NET version in the configuration properties, all of our app domains appear to be restarting, but stop and must manually…
Joshua Enfield
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403 Forbidden when Deploying asp.net 4.0 site to IIS 7

So I have an EC2 instance running, the URL NoWeatherSurprises.com I have the DNS pointing there, and I set up a new site in IIS 7 and pointed it to a folder. I used Visual Studios Web Developer 2010 express to publish to this folder. It now has…
Jordan
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EC2 hosted asp.net not stable

I moved our web hosting to Amazon EC2. At first everything was working well. In the last few days I have been getting this error: The requested name is valid, but no data of the requested type was found This seems to be a DNS issue, and I have no…
Elad Lachmi
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Login challenge missing after migrating asp website from .net 2.0 to 4.0

I'm upgrading an old internal website from .net 2 to 4 using this procedure from msdn. I mostly got rid of .net assembly references in the web.config and switched the DefaultAppPool. However when I tried to access the website using…
irco
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Load estimation for an ASP.Net / SQL Server application

Are there any heuristics to define server requirements for typical applications? Coming from internal development to a handful of users, this is our first deployment of a internet application. Internally, we just deploy, monitor and act if needed,…
Oli
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How do I determine which firewall ports need opened for web access to a remote system?

I am a web developer, and am working with a client who has a web service that is located at a specific IP/URL. Access to this is filtered by a firewall, so we need a few of our local machines and our web server to have access to the remote server.…
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Application will not open in Win7, IIS 7.5, ASP.NET4 environment when called via C# code

I think I have a security issue here but can't seem to get around it. I am running IIS 7.5 with an application pool named "MyAppPool." I am then calling a program from C# code, PDFCreator.exe, which reads from C:\DWF and then writes…
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Trivial Issue with ASP.NET 1.1 and SMTP

The server is running on: Windows Server Standard on SP2 IIS 7 with ASP.NET 1.1 IIS 6 for SMTP The server hosts many websites running ASP.NET 1.1. These websites use the built in SMTP server on IIS6. The SMTP works fine for a while but after a few…
Moushigo
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Automated Mail sent to/from my own Windows Domain going into Junk Mail

We have emails sent to people within our company that are filtered into Outlook's Junk Mail. Basically, there is a signup form on our company's .Net website, and when people signup, these automated messages are sent. This is confusing, because…
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