Over the last week, at Vevida, we received quite some problem reports from customers who updated Joomla to version 3.2.0. After logging on to their administrator back-end, they received an HTTP 500.0 error with error code 0x8007000d. Let’s investigate and resolve this Joomla Administrator login HTTP 500 error.Read More »How to fix Joomla HTTP 500 errors after updates
How to use PowerShell to create websites and application pools in IIS… A client of the company I work for wanted to quickly add 60 sub-domains to his website. But, the sub-domains had to be created as self contained IIS websites, and running in their own application pools. Luckily, the client wanted 60 consecutive sub-domain names, e.g. “sub01.example.com”, “sub02.example.com”, …, … up till “sub60.example.com”. This made our task a bit easier, because we could easily script this in PowerShellRead More »Add websites and application pools to IIS with PowerShell, in a for loop
Here’s how to create a Content Delivery Network (CDN) using IIS outbound rewrite rules. Offload your static content and speed up your website with these tips. Offloading content is important for the performance of your website, because then content is downloaded in parallel and thus faster. A faster website attracts more visitors, is more user friendly, improves CTR and Google SEO.Read More »Create your own CDN using IIS Outbound Rules
Today one of our clients received a System.Net.WebException error on a newly deployed ASP.NET web application. Part of the exception was: “System.Net.WebException: The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel.“. Here is how we resolved that issue.Read More »Fix "Could not establish trust relationship for the SSL/TLS secure channel" error
(ASP).NET programmers have to keep certain rules in mind when developing high performance ASP.NET applications, and/or optimizing your existing ASP.NET website. A lot of information is available on this subject. In this post I’ll share some valuable posts, and I continue to update this post when I find something new. Posts about ASP.NET performance I frequently pass on to customers so they can improve their ASP.NET web applications.Read More »ASP.NET performance: what to keep in mind
This website Saotn.org is hosted on Windows Server 2012 with IIS 8.0 with WordPress for a few months now, and everything is running very smooth. And I would never hit this bug because I don’t need to change my permalinks structure, or save any other plugin setting which would want write to a web.config file. One of my colleagues on the other hand, just moved his website to one of our IIS 8.0 web servers and he noticed he couldn’t save his Permalinks structure in the IIS web.config file. This can be pretty annoying ;-) Quick fix attached…Read More »WordPress 3.5 on IIS 8.0 is unable to save a web.config file
This post describes some of the IIS URL Rewrite Module web.config equivalents of commonly used Apache .htaccess settings. This is useful when you convert your .htaccess to web.config. The second part of this post outlines how to use Internet Information Services Manager to import and convert .htaccess rules to web.config.Read More »Convert .htaccess to web.config
In this article you’ll learn how to install PHP on Windows Server IIS. With the Windows Cache Extension for PHP (WinCache). WinCache enabled PHP gives you great performance for WordPress, Drupal and Joomla websites, and decreases CPU usage. In this post I’ll show you it’s not hard to set up a high performing PHP stack on Windows Server (IIS). So, let’s optimize our PHP hosting on Windows Server!Read More »PHP with WinCache on IIS
How to remove the ETag response header in IIS as Yahoo! YSlow recommends?
Yahoo! YSlow recommends removing Entity tags – also known as ETag. Unfortunately removing the ETag response header is not an easy task on Windows Server IIS web servers. Here I show you how to properly remove ETag HTTP response headers with an Outbound rewrite rule…Read More »Remove ETags HTTP response header in IIS
Read More »"The length of the URL for this request exceeds the configured maxUrlLength value"
The length of the URL for this request exceeds the configured maxUrlLength value is an IIS error telling you the length of the given URL exceeds a limit. The Windows Server IIS maximum URL length is defined by the
HttpRuntimeSection.MaxUrlLength property. Its value is 260 characters. This may cause problems with longer than configured
maxUrlLength URL’s, and here is how to resolve this issue…
Learn how to use .htaccess in Windows Server IIS. In this post I’ll provide you with some useful
.htaccess URL rewrite examples. URL rewrite examples that you can use on Window Server IIS for your website.
As you’ve probably read in my post AppCmd introduction and examples, AppCmd is a very extensive tool to administer Windows Server IIS hosting environments. Therefore, now a bit more about a common error message you might get using Failed Request Tracing: LOG_FILE_MAX_SIZE_TRUNCATE.Read More »Failed Request Tracing error LOG FILE MAX SIZE TRUNCATE
When you host your PHP website on Windows Server IIS, you may receive an “No input file specified” error message, when a HTTP request is made to non-existing .php files. When this happens you probably have no Request Restrictions configured in IIS’ PHP handler settings. Here is how to resolve the
no input file specified error.