Welcome to MSDN Blogs Sign in | Join | Help

Browse by Tags

All Tags » Internet Explorer   (RSS)

Very slow TreeView in UpdatePanel

This is what we got couple of weeks ago: an Ajax enabled ASP.NET web application was using a TreeView control within an UpdatePanel to show a complex tree of hierarchical data (the sample we got had more than 2.000 nodes with varying degrees of nesting). Read More...
Posted Monday, April 14, 2008 12:05 PM by carloc | 3 Comments

The message received from the server could not be parsed

Again on the Ajax-compression subject (see here and here ), here's another error I got recently: Sys.WebForms.PageRequestManagerParserErrorException: The message received from the server could not be parsed. Common causes for this error are when the response Read More...
Posted Wednesday, February 06, 2008 3:21 PM by carloc | 2 Comments

Ajax resource intermittently not accessible (http compression)

A few days before Christmas I had a case where the customer was intermittently getting troubles with his javascript/Ajax resource; as usual everything was working fine on the development machine, but when moved on the production server the application Read More...
Posted Monday, January 21, 2008 4:18 PM by carloc | 4 Comments

Don't let IE local cache drive you crazy!

I stumbled across this issue multiple times during my life of web developer (which begun about 10 years ago), it appeared every now and then to complicate things when I was in the middle of a heavy debugging sessions and doing frequent changes to my pages; Read More...
Posted Sunday, December 16, 2007 2:04 PM by carloc | 4 Comments

HTTP error 406 with .NET Framework 3.0

I got a couple of cases about this problem recently... Imagine this scenario: you install the .NET Framework 3.0 on your client, and then browse an ASP.NET based web site; you get a 406 HTTP return code from the web server, which means "Client browser Read More...
Posted Friday, November 02, 2007 1:34 AM by carloc | 2 Comments

Is your UserControl sluggish at loading?

Here's an interesting story about performance I had the chance to work on over the last couple of weeks. The object of the call was a UserControl embedded in Internet Explorer, which was very slow to load the first time you browsed the page, but then Read More...
Posted Monday, October 08, 2007 12:11 AM by carloc | 8 Comments

Debugger not debugging, and Response.Redirect() not redirecting...

The customer was working on a WinXP machine joined to a domain, but had logged in using a local account (I've not tested if this may have contributed to the problem so this may be a useless information). Anyway to make things easy I connected to the faulting Read More...
Posted Wednesday, June 27, 2007 10:40 PM by carloc | 0 Comments

Avoid UAC prompt in IE component

Wow, this has been a tough one I closed this afternoon. The customer has developed a custom IE toolbar to interact with their portal, and found that when running this on Vista, IE displayed a warning dialog asking the user's consent to run an external Read More...
Posted Friday, June 22, 2007 10:45 PM by carloc | 11 Comments

Broken line in ASP.NET 2.0 TreeView in IE 7

Create a very simple page in ASP.NET 2.0, add a TreeView control and set ShowLines=true ; now browse the page with Internet Explorer 7: you'll very likely see something like this:   In IE 6 this looks good... The point is that Internet Explorer 7 Read More...
Posted Wednesday, May 23, 2007 8:48 AM by carloc | 26 Comments

ASP.NET 2.0 application running in Firefox and not running in IE

Every now and then we get calls from a customer who decided to migrate his application from ASP.NET 1.1 to 2.0 (and sometimes those are mission-critical ones...) just changing the relevant mappings in IIS console, to then discover that the application Read More...
Posted Monday, May 14, 2007 11:30 PM by carloc | 1 Comments

Inconsistent Javascript behavior in Internet Explorer

My colleague Stefano had this case a few weeks ago, but since he has not a blog (yet ) and I've been partially involved in it, I thought this might be interesting to share... So, here is the story: the customer wanted to disable a button inside the onBlur Read More...
Posted Sunday, April 22, 2007 10:59 PM by carloc | 3 Comments

Integrated Authentication does not work with domain name

  This is an easy one, but we got cases like this every now and then... maybe worth repeating. If you use Windows Integrated Authentication in IIS, everything works fine if you browse "http://netbiosname", but Integrated Authentication Read More...
Posted Thursday, April 19, 2007 7:49 AM by carloc | 2 Comments
Filed under: ,

CSSVista and IE Developer Toolbar to easily customize how your site/blog looks

While working to customize a bit my blog (and you can easily see I'm not a graphic designer! ) I struggled trying to understand and sort out the tangle of CSS styles I can override to change how these pages look (at this is still "work in progress"). Read More...
Posted Tuesday, March 27, 2007 8:09 AM by carloc | 2 Comments

Code Access Security hosting control in IE

PROBLEM You have a Windows Forms component hosted in Internet Explorer, and you want to catch events raised by this control from client side scripting; to avoid security errors at runtime, the control must have "Allow calls to unmanaged assemblies" permission. Read More...
Posted Wednesday, November 01, 2006 6:51 PM by carloc | 12 Comments
 
Page view tracker