Care, Share and Grow!

Troubleshooting tips for IIS, ASP, ASP.Net, SSL and some random thoughts

Moved on....

I recently tried to login to my blog on msdn and wow, It allowed me. Btw, I have moved on from...

Author: Saur212 Date: 06/30/2016

Anonymous PUT in WebDAV on IIS 7+ deprecated

I have been seeing this question being put up on lot many forums plus we are getting a lot of...

Author: Saur212 Date: 12/10/2010

Backing up ASP.Net configuration files

Recently I authored a fast publish KB article on backing up configuration files for ASP.Net on IIS...

Author: Saur212 Date: 12/01/2010

CRL checking by IIS

· When a Client certificate is presented to an IIS website, IIS looks for the CRL...

Author: Saur212 Date: 12/01/2010

FREB Log file Formatter

IIS 7/7.5 has a module called Failed Request Tracing (aka FREB) using which we can capture a lot of...

Author: Saur212 Date: 09/23/2010

Internet Explorer 6 may fail to open an SSL Web site after installing MS10-049

You may see this behaviour when accessing an SSL enabled Website through IE 6.0 after installing...

Author: Saur212 Date: 09/07/2010

Failing to run ADSI scripts remotely against IIS?

If you are trying to run an ADSI/WMI Script remotely from a client machine which gets information...

Author: Saur212 Date: 08/18/2010

Debug.Assert does not launch a popup window on IIS7 while debugging in Visual Studio

If you are trying to debug an IIS 7 hosted web application using Visual Studio and trying to use...

Author: Saur212 Date: 06/24/2010

Microsoft Professional Advisory Services

As per the excerpt in the link below: Professional Advisory Services is an hourly, fee-based,...

Author: Saur212 Date: 06/23/2010

You may see your IIS 6.0 applications failing to respond after you install Microsoft update KB 982666

We are recently seeing lot many support cases coming our way. If you are seeing the following after...

Author: Saur212 Date: 06/14/2010

SSL Bindings are randomly getting deleted for a website with error "SSL Certificate Settings deleted for Port : X.X.X.X:443" in the event logs (IIS 7.0/7.5)

Symptoms Are you getting into a scenario wherein randomly your Website loses or changes the SSL...

Author: Saur212 Date: 05/11/2010

Export SQL table records to XML form

I am not a SQL guy. But while working on something I found this which seemed cool to me. So thought...

Author: Saur212 Date: 05/11/2010

bother to track my blog?

Just in case if anyone bothers to track my blog here is an update. I have contributed two posts...

Author: Saur212 Date: 04/27/2010

Unexpected 401.1 error over Windows Integrated Authentication on IIS 7.5 website

I recently added a post to our Support team blog which talks about unexpected 401.1 that you might...

Author: Saur212 Date: 04/03/2010

Are you seeing 401’s too often for HTTP web requests?

We often hear concerns from our customers saying that they are seeing performance issues because of...

Author: Saur212 Date: 01/06/2010

A simple exe to find DEBUG build for managed modules and DEBUG attribute in Web.Config for Web applications in IIS 6/7

CAVEAT: Some stories before I get to the point, so you may want to skip to the end. We in Microsoft...

Author: Saur212 Date: 12/05/2009

Configuring FTP 7.5 with Host Header and SSL

FTP 7.5 comes with new features like Host header and SSL. I recently saw some cases coming in from...

Author: Saur212 Date: 11/06/2009

WWW Service not listed in the Services console (IIS 6.0)?

This post is a continuation to the series on IIS service startup issues. I did not feel like writing...

Author: Saur212 Date: 10/22/2009

Using System.Net trace configuration file to troubleshoot Certificate errors in ASP.Net

System.Net trace configuration feature in ASP.Net 2.0 onwards is extremely useful when dealing with...

Author: Saur212 Date: 09/16/2009

Been away for a while…

I was away for a while now in the wilderness of the Himalayas. I was out covering Leh, Ladakh and...

Author: Saur212 Date: 08/30/2009

Required permissions when calling a Web service using client certificate for authentication in an ASP.NET Web application

A Web service requiring Client certificate authentication is a common scenario. You may have a...

Author: Saur212 Date: 07/02/2009

Avoid this confusion around Client certificate mapping in IIS 6.0/7.0

I just wanted to add this quick post around Client certificate Mapping on IIS. This is focused on...

Author: Saur212 Date: 06/12/2009

Visual Studio 2005/2008 IDE: Web Controls in the Toolbox seen grayed out for Asp.Net projects ?

Here is a quick post that may help you save few hours if you get into this problem. Symptoms -- Out...

Author: Saur212 Date: 04/22/2009

Automate client certificate one-to-one mapping in IIS 6.0 using C#

In PSS, we occasionally get requests from our customers wherein they want to automatically add...

Author: Saur212 Date: 04/10/2009

Unable to load DLL 'bcrypt.dll': The specified module could not be found. (Exception from HRESULT: 0x8007007E)

I recently had the privilege to get access to a machine from a colleague of mine. It was a Windows...

Author: Saur212 Date: 04/08/2009

Asp.Net Request routing implementation fails with Null Reference exception

I recently had the pleasure of working on the implementation of Asp.Net Request Routing feature that...

Author: Saur212 Date: 03/19/2009

Considering hosting Web based services on IIS 7.0?

If you are contemplating to move over (upgrade) to IIS 7.0 from your existing Web hosting on either...

Author: Saur212 Date: 03/10/2009

Some Info around WebDAV content access issues

If you have a Web folder (WebDAV) hosted on IIS using Basic Authentication there are a few things...

Author: Saur212 Date: 03/06/2009

Increase the concurrent connections limit for IIS FTP site if you see server reset

If you have a FTP site hosted on IIS which receives a burst of client connections at specific...

Author: Saur212 Date: 02/16/2009

Getting fatal error LNK1181: cannot open input file 'kernel32.lib'

I was a happy man until a few hours back when I was playing with some C, C++ programs built using...

Author: Saur212 Date: 01/30/2009

New features in SETSPN.EXE on Windows Server 2008

The version of Setspn.exe that came with Microsoft Windows Server 2000/2003 Support Tools did not...

Author: Saur212 Date: 01/08/2009

Service Principal Name (SPN) checklist for Kerberos authentication with IIS 7.0/7.5

In continuation to one of my earlier posts which focused on IIS 6.0 this post is more about the...

Author: Saur212 Date: 12/24/2008

FTP changes not taking effect in IIS 7.0?

I was working on an FTP issue the other day on IIS 7.0 and I missed something very basic which could...

Author: Saur212 Date: 11/21/2008

Who knows! You may be missing these points for Kerberos authentication failures for Web applications...

I am sharing here some of the general + elusive + ignored + must-have info that you may want to...

Author: Saur212 Date: 11/16/2008

Programmatically managing Virtual Server using C#

Virtual Server 2005 (VS2005) is a well-known tool to manage Virtual Machines (VMs) on a host server....

Author: Saur212 Date: 10/24/2008

Troubleshooting TS Gateway connectivity on Windows 2008, IIS 7.0

Here is something which is not my domain but had to learn the hard way. I recently encountered an...

Author: Saur212 Date: 08/30/2008

My IIS 6.0 Mobile Manager - Manage your Web Sites, application Pools through mobile device from anywhere...

In May this year I had written a Web application using which we can manage basic IIS settings...

Author: Saur212 Date: 08/23/2008

Some tips if your IIS 6.0 World Wide Web Service (WWW) ever goes down...

Well, every time I try writing some thing different than IIS and for some reason I come back to it...

Author: Saur212 Date: 07/25/2008

Case Study: Much ado about Browser's HTTP connection

Here I will be going in-depth on how a browser maintains HTTP connections with the Server. Something...

Author: Saur212 Date: 06/06/2008

SSL Troubleshooting for IIS Web Sites contd...

Recently a colleague of mine was working on a customer's case which was a Critical level incident....

Author: Saur212 Date: 05/26/2008

My IIS 6.0 Web Manager - Manage your Web Sites, Application Pools from any where on the Web.

A Web administrator has to have access to the IIS server in order to ensure that any...

Author: Saur212 Date: 05/13/2008

Change in IIS MMC setting may cause unwanted restarts of W3SVC

Recently we have discovered an issue with IIS Manager wherein changing settings in a certain way may...

Author: Saur212 Date: 04/22/2008

IIS ASP.Net Developer Support Group comes with its own Weblog

Recently we have come up with a dedicated blog site for IIS support group. Our aim is to include...

Author: Saur212 Date: 04/14/2008

Unable to access IIsCertMapper object through ADSI

Today, I was working on an issue where we were trying to add mapping for client certificate for a...

Author: Saur212 Date: 04/02/2008

Enabling Active Directory Isolation mode for FTP to work for trusted domain users

Let's consider a scenario wherein we have an FTP site hosted on an IIS Server and we are trying to...

Author: Saur212 Date: 03/12/2008

Unable to correctly display Chinese (Unicode) characters in Excel when opened through ASP.Net page

Recently I was working on an issue wherein one of our customers was trying to stream data from their...

Author: Saur212 Date: 02/26/2008

HTTP to HTTPS (SSL) Web Request Redirection

We often get requests from our customers asking how they can seamlessly redirect web requests from...

Author: Saur212 Date: 01/03/2008

New Year Resolution

I am writing this post on the 1st of January 2008. It's a brand new day and hopefully a brand new...

Author: Saur212 Date: 01/01/2008

My turn will get over too...

[Non Technical] Recently I got an extra responsibility to be an On-call engineer for IIS/ASP.Net...

Author: Saur212 Date: 12/17/2007

Certificate Trust List not being honored by IIS 5.0/6.0/7.0?

Something one should be aware of if one is dealing with Client certificate and assuming Certificate...

Author: Saur212 Date: 12/07/2007

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