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AsiaTech: Microsoft APGC Internet Developer Support Team
We focus on various troubleshooting plan and solution on IIS web platform and distributed applications
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AsiaTech: Microsoft APGC Internet Developer Support Team
MBSchema.bin.00000000h Corruption caused IIS6 Admin Service failed on starting
Posted
1 month ago
by
APGC DSI Team
0
Comments
Recently I faced one IIS Admin starting failure issue. When customer tried start IIS Admin Service, the service was pending on starting, and then failed. If we check the event log, we will see: Event Type: Error Event Source: Application Error Event...
AsiaTech: Microsoft APGC Internet Developer Support Team
Office documents will be recognized as .zip file when downloading from IE
Posted
2 months ago
by
APGC DSI Team
0
Comments
Symptom When we try to download some Office documents with OpenXML format(Office 2007 or later), the document will be probably identified as an zip file as below. If you try to save the file, the file extension could also be .zip instead...
AsiaTech: Microsoft APGC Internet Developer Support Team
IE always prompts for authentication when browsing through Proxy server
Posted
2 months ago
by
APGC DSI Team
0
Comments
Symptom Let’s suppose such a scenario: Ø You have a website which enables NTLM authentication. Ø You also have a Proxy server no matter whether it needs authentication or not. Ø You try to browse the website through...
AsiaTech: Microsoft APGC Internet Developer Support Team
Receive Http 403.3 Forbidden when replace file by WebDav
Posted
3 months ago
by
APGC DSI Team
0
Comments
Symptoms Consider the following scenario: Setup WebDav site in IIS7 and set its physical path(i.e. D:\WebDav\) credential to Specific User iis_webdav in WeDav security configuration. When a user "webdav_testuser" replace a file from client...
AsiaTech: Microsoft APGC Internet Developer Support Team
We may experience performance issue when WCF service communicates with STA COM
Posted
3 months ago
by
APGC DSI Team
0
Comments
Background: Customer has a WCF service which communicates with a COM developed by VB6. Customer complains that the performance is poor after it runs for some time, and the WCF response becomes longer and longer. We capture hang dump and found...
AsiaTech: Microsoft APGC Internet Developer Support Team
Create certificates via commands for testing purpose
Posted
3 months ago
by
APGC DSI Team
0
Comments
I used the following commands to generate some certificates for testing purpose without building a certificate server: Create a self-signed root authority ========================== Run the command to create a self-signed root authority certificate...
AsiaTech: Microsoft APGC Internet Developer Support Team
How to develop and deploy ActiveX Control using ATL
Posted
3 months ago
by
APGC DSI Team
0
Comments
Create ATL ActiveX Control 1. In “Visual Studio 2010”, create a new “ ATL Project ” with Visual C++, which named “DemoATLActiveX” in this project. 2. Here comes the “ ATL Project Wizard ”...
AsiaTech: Microsoft APGC Internet Developer Support Team
Dll version may not be updated after some .net 2.0 hotfix is applied
Posted
3 months ago
by
APGC DSI Team
0
Comments
This article only applies to .NET Framework 2.0 SP2, the .NET Framework 3.0 SP2, and the .NET Framework 3.5 SP1, when used with Windows 2003. I got several cases related to dual branch servicing model during the past months. The customers may ask...
AsiaTech: Microsoft APGC Internet Developer Support Team
400 bad request when POSTing WebService or WCF request from IE
Posted
3 months ago
by
APGC DSI Team
0
Comments
Symptom Let’s suppose such a scenario: Ø You have a website which enables NTLM authentication. Ø There’s a virtual directory under this website, which enables Anonymous authentication. Ø There’s...
AsiaTech: Microsoft APGC Internet Developer Support Team
How to troubleshoot the “Red Arrow” issue in Component Services (III)
Posted
4 months ago
by
APGC DSI Team
0
Comments
This is an extra troubleshooting plan in additional to plan (I) and (II) . Several days ago, I worked with one problematic Win2003 environment, there is no lucky after we go through all steps in plan (I) and (II) . Although the COM+ clean reinstallation...
AsiaTech: Microsoft APGC Internet Developer Support Team
IE hang when access some web sites with Proxy.pac
Posted
5 months ago
by
APGC DSI Team
0
Comments
Recently we worked on several IE hang cases which have similar symptoms, let me share our finding and solution. Symptoms ======== Internet Explorer hangs for minutes before web page can be displayed. It happens on several internet web sites...
AsiaTech: Microsoft APGC Internet Developer Support Team
Unable to organize favorites in IE8
Posted
5 months ago
by
APGC DSI Team
0
Comments
After applying following Group Policy setting, users are unable to organize favorites in Internet Explorer 8. User Configuration->Administrative Templates->Windows Components->Windows Explorer ->Prevent access to drives from My Computer...
AsiaTech: Microsoft APGC Internet Developer Support Team
Internet Explorer Fails to open PDF file
Posted
5 months ago
by
APGC DSI Team
0
Comments
Occasionally, Internet Explore fails to open PDF file using Adobe Acrobat Reader and displays a blank screen. In the network monitor trace , it shows that client side receives the PDF file from server and logs Http 200. From process monitor...
AsiaTech: Microsoft APGC Internet Developer Support Team
A “404 File not found” issue caused by ASP.NET v4.0 Extensionless URL feature on IIS 6.0
Posted
5 months ago
by
APGC DSI Team
0
Comments
Symptom ======= After IIS is restarted, my customer received “404 File not found” error when he tried to visit his web site, e.g http://servername/ . If he visited http://servername/index.htm , he would get the page successfully...
AsiaTech: Microsoft APGC Internet Developer Support Team
How to develop and deploy ActiveX control in C#
Posted
5 months ago
by
APGC DSI Team
0
Comments
How to develop and deploy ActiveX control in C# There are lots of documents regarding how to develop and deploy an ActiveX control in native code(VB, C++, Delphi, …), however there’s few documents describe the manual in .NET. With this...
AsiaTech: Microsoft APGC Internet Developer Support Team
IIS 7+ Kerberos authentication failure: KRB_AP_ERR_MODIFIED
Posted
7 months ago
by
APGC DSI Team
1
Comments
KRB_AP_ERR_MODIFIED is a common Kerberos failure message. This means some encrypted Kerberos authentication data sent by the client did not decrypt properly at the server. When a Kerberos client requests a ticket for a specific service, the service...
AsiaTech: Microsoft APGC Internet Developer Support Team
Why we get the exception “Failed to load viewstate”
Posted
7 months ago
by
APGC DSI Team
1
Comments
Background When we try to add controls dynamically during the post-back request for an ASPX page, we may get below error: Failed to load viewstate. The control tree into which viewstate is being loaded must match the control tree that was used to...
AsiaTech: Microsoft APGC Internet Developer Support Team
The first WCF call always timed out?
Posted
8 months ago
by
APGC DSI Team
0
Comments
This is a scenario where both the WCF client and service are running in the same AppDomain inside a MVC application. The WC F call originates from MVC controller. In addition, the WCF service host was created in the same function as well. The code looks...
AsiaTech: Microsoft APGC Internet Developer Support Team
IIS returns 400 “bad request” for WCF service file
Posted
8 months ago
by
APGC DSI Team
0
Comments
This is an IIS hosted WCF service uses basicHttpBinding in NLB environment. The configuration looks like below. It had been worked well for years. <service name="MyService”> <endpoint address="https://NLB_Virtual_Name.Organization...
AsiaTech: Microsoft APGC Internet Developer Support Team
WCF Exception: Security settings for this service require 'Anonymous' Authentication but it is not enabled for the IIS application that hosts this service
Posted
8 months ago
by
APGC DSI Team
1
Comments
Windows authentication is well suited for scenarios in which your users have domain credentials. Using basicHttpBinding with TransportCredentialOnly security mode option, users are authenticated by using Windows authentication. Here is an article described...
AsiaTech: Microsoft APGC Internet Developer Support Team
A Useful Tool to generate dump file for a particular service
Posted
8 months ago
by
APGC DSI Team
1
Comments
Many services run in the SVCHOST host process rather than under its own executable. Because of this, it may be difficult to dump a particular service unless you are able to isolate that particular service from the other services loading under SVCHOST...
AsiaTech: Microsoft APGC Internet Developer Support Team
Return 404.4 Not Found when URL Rewrite
Posted
9 months ago
by
APGC DSI Team
0
Comments
URL Rewrite module can redirect a URL to any internal (on the same site) or external URLs (on a separate site). http://www.iis.net/download/urlrewrite However, URLRewrite rewrite rule to external site doesn’t work. You can only rewrite the...
AsiaTech: Microsoft APGC Internet Developer Support Team
IIS 7 Delegate Remote Application Pool Recycling for Non Administrator
Posted
10 months ago
by
APGC DSI Team
1
Comments
A question raised somewhat frequently from customers asks if there is a way to allow users to remotely recycle an application pool but without giving this user administration privileges on the IIS machine. Unfortunately, an application pool recycle does...
AsiaTech: Microsoft APGC Internet Developer Support Team
System.NullReferenceException occurs when access Session object in SharePoint Web Application
Posted
10 months ago
by
APGC DSI Team
0
Comments
We have one customer integrated customized code with SharePoint Web Application, but always meet System.NullReferenceException exception. Captured .NET exception dump, found it happens when access Session object: 000007ff`00fc2067...
AsiaTech: Microsoft APGC Internet Developer Support Team
IIS 7 client certificate mapping: First request takes 45+ seconds
Posted
10 months ago
by
APGC DSI Team
0
Comments
Customer uses client certificate mapping. The first request takes 45+ seconds while the consequent requests take ~1 second. If the server was idle for some time, the first request may take 45+ seconds again. Originally, we think this may due to the...
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