Classic ASP : intermittently some ASP pages start failing with Page cannot be displayed error on browser

Helping my colleague- Mohammed on the issue where intermittently some of the asp pages start failing with Page Cannot be Displayed error. Started  looking through httperr for connection_refused error to see if its related to  Non page Pool memory depletion but did not find any entry in there. Next thought was to check what was…

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Browsing CWA ending up with blank white page on IIS 7

Helping one of colleague from CWA team on the issue where browsing any static content[htm/jpg] is ending with blank white screen on the browser. That prompted me to look into IIS logs . Here we saw 500 0 1346. As the next troubleshooting step we configure FREB for the 500 error code. Here we see…

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USING ADPLUS SCRIPT TO CAPTURE MEMORY DUMP ON STACKOVERFLOW AND NullReferenceException

It took me some time to figure out how to get appropriate dump on 64 bits boxes using adplus tool. Thought to share out it you: 1) You can use following CFG SCRIPT for capturing dumps StackOverFlow exception <ADPlus>    <!– Add log entry, log faulting thread stack and dump full on first chance StackOverflow…

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Using Microsoft.web.administration to print out applications in appPool and Appdomain in worker process

Quickly helping my collegue-Isha in getting the count of applications in the given apppool [Crude way but it works] using Microsoft.Web.Administration API   Now the Default Website has 7 application spanned across different AppPools. I would like to get the 4 as the count for DefaultAppPool as seen above Following code would enumerate ALL* the…

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HOW TO DUMP OUT GUID VALUE FROM THE MEMORY DUMP

Quick post on how to dump out GUID value from the memory dump Fields:       MT    Field   Offset                 Type VT     Attr    Value Name 03984864  40017b1        4          System.Guid  1 instance 10347bdc _MyGuidid 03984864  40017b2       14          System.Guid  1 instance 10347bec _typeID 0bb10dc0  40017b3      dc4 …k.Persistence.OID  0   static 10121110 Empty 0:000> dt GUID 10347bdc mscorwks!GUID {50d3a77c-4f7f-40b6-8cdb-6c270736928a} Enjoy!

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Visual Studio 2010 features

  Check out new Post on Visual Studio 2010 feature on our team blog : webtopics   http://blogs.msdn.com/webtopics/archive/2010/05/13/visual-studio-2010-my-favorite-features.aspx   Enjoy !

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IIS 7: SSL binding getting lost/Deleted unexpectedly

On the IIS 7 sometime you would find the SSL binding for the website has been deleted and not replaced, or has been deleted and replaced with invalid certificate info.  The problem occurs because of a legacy SSL certificate hash property interfering with the current SSL binding, resulting in the correct binding being deleted. And…

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Issue(s) with PDF rendering on iis 7.5

Recently we have got many issue(s) reported while opening PDF file which are hosted on IIS 7.5 (windows 2008 R2). Same PDF file use to open up fine when hosted on IIS 6 (windows 2003) box. To solve this problem you have install hotfix mentioned in KB 979543 Note You may be able to open…

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Intermittently getting Loading this assembly would produce a different grant set from other instances. (Exception from HRESULT: 0x80131401) after .net 3.5 Sp-1

If you happen to see following exception intermittently and that is corresponding to after installing .NET 3.5 SP-1 Server Error in ‘/login’ Application. Loading this assembly would produce a different grant set from other instances. (Exception from HRESULT: 0x80131401) Description: An unhandled exception occurred during the execution of the current web request. Please review the…

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