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ASP.Net

A collection of 60 posts

Helo command rejected: need fully-qualified hostname when sending emails

Simple tip this afternoon. You may have got the following error when sending emails through ASP.Net’s built in mail server before: From: postmaster@YourWebserversName [mailto:postmaster@YourWebserversName] Sent: 25 June 2010 13:22 To: sender@sendingdomainname.com Subject: Delivery Status Notification (Failure) This is an automatically generated Delivery

Set Umbraco Folder Permissions with Powershell

Update available: I've updated this script to make it more copy/past. You can read the better way to set Umbraco folder permissions with PowerShell here. If you're not configuring Umbraco through a web installer, you've had your installs in place for years and

Error 11: An error occurred when merging assemblies: ILMerge.Merge: ERROR!!: Duplicate type 'xyz' found in assembly 'App_Web_rh2sxhkc'. aspnet_merge

You may have come across this error once or twice while deploying your project if you develop using Web Deployment Projects. It's usually caused when you copy and paste a page and forget to update both the page declaration and code behind file. But the website builds!?! You

CodeGarden 09 Open Space Minutes -Space 2: Exception Handling in Umbraco

Those of you lucky enough to go to CodeGarden '09 you'll know the format of the Open Space already but for those of you who didn't, Open Space is the time that the attendees are invited to talk about something they're interested in

Store common AppSettings in the web.config and an external file (configSource vs. file)

I've started using Rick Strahl's wwAppConfiguration to allow easier access to application constants and one thing that's been bugging me is that it doesn't play nice with configSource -which we update with web deployment projects to specify Development/Staging/Live settings. The

C# FileInfo.MoveTo Cannot create a file when that file already exists exception

This was one of those irritating errors that you get when you're trying to do something quickly before you go home and you can't for the life of you fathom the issue. I had the following code (simple enough): FileInfo f = new FileInfo("##File'

Fix missing JavaScript file when you rename the Umbraco admin directory

The Error For those of you who have tried to rename your Umbraco installation directory to something other than the default /umbraco/ you'll have found that TreeInit.aspx throws a JavaScript error along the lines of: Message: Object expected Line: 1 Char: 4236 Code: 0 URI: http://www.

Quick ASP.Net tip: Half your page size in ASP.Net instantly

Ok it might be a little less than half side but it's near enough. I've been sitting on this for a while and needed to reference it for someone so I thought I'd post quickly about it. One of the most common complaints about

Advanced Error Reporting in Umbraco, dasBlog and other ASP.Net sites

If you've been following my blog you'll know that I've been raving about error reporting within ASP.Net (you can see my ASP.Net Error Reporting category for a couple of them if you like) but until now it's been limited to

ASP.Net Profiles - Value cannot be null.Parameter name: type

This is the second time I've come across the error "Value cannot be null.Parameter name: type" when using ASP.Net Membership Profiles. Profiles are great, they allow you to store little pieces of information e.g. their user id (an integer reference to your database)