Problem: If you're experiencing problems viewing the blog posts of a particular blog in the backned, after upgrading your project to 6.0 and the observed exception looks like: Type : System.ArgumentNullException, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089 Message : Value cannot be null. Parameter name: A name is required to construct ...

If you are using a custom frontend theme different from the basic one and if you click on an event in the Calendar the dialog will appear like this:   Here’s what you need to do in order to make it appear correctly: 1)  Go to the main.css in your ...

 If you are using GetProducts() to get your list of products then the DocumentsAndFiles property will be empty. If you use GetProduct(productId) the list will be populated. That is because GetProducts uses lazy evaluation and the images and documents collections don't get loaded because it's an expensive operation and you ...

Problem: When upgrading from Sitefinity 5.0 to 5.2 (supported upgrade path) as per our documentation, you may encounter the following error: The CREATE UNIQUE INDEX statement terminated because a duplicate key was found for the object name 'dbo.sf_page_node_sf_permissions' and the index name 'pk_sf_page_node_sf_permissions'. The duplicate key value ...

Problem: Search is not returning results for some/all pages. Cause:When the pages are being indexed, they are rendered in the memory. This can cause some custom controls to fail. As a result of the error the page is not properly indexed. Solution: Delete the Log files in the ...

Problem: You have configured the search index and search results widget to include your custom fields. Even so, no results are returned. Solution: Go to Settings ->Advanced->Search and check if this setting is enabled:http://screencast.com/t/b6DGeQc0sP If it is the Search will not take the configured custom fields and will ...

The Problem: After deploying your project on IIS you get the following error The WebResource.axd handler must be registered in the configuration to process this request. The solution: The cause of this error is related to the Wildcard Handlers in IIS and it most commonly occurs in the following two ...

  In certain cases a Sitefinity Installation could fail and display a specific error message. In this Knowledge Base article we are going to look into the potential causes of these errors and how to troubleshoot them. The most common causes of errors during installation typically fall under 3 categories...

Problem: When using localized .NET Framework version on a computer that runs sitefinity sites and uses CDN to load script resources the CDN resource URL is not correct as it tries to retrieve localized CDN script. The incorrect url will contain the culture of the localized .NET framework. http://ajax.aspnetcdn.com/ajax/4.5/6/MicrosoftAjax.fr...

If a site is using subdomain where the subdomain string contains an underscore (e.g http://sub_domain.site.com) or subdomains starting with number (e.g. http://1subdomain.site.com) authenticating using internet explorer is not possible as internet explorer will not issue an authentication cookie to actually authenticate and login a user.  This occurs only ...

Some cultures have multiple calendars associated with them. One such example is the Thai culture. It uses the Buddhist and the Gregorian calendars. In some cases we might wan to use the Gregorian calendar to display the date format on the frontend.  To achieve this, we need to add a ...

Sometimes there are two versions of jQuery loaded by Sitefinity. For example when there is an Image Gallery with lightbox view on the page. For clearance, the image is for a site with CDN set to true and script combining - false. jQuery is loaded once for by the RadControls ...

In Sitefinity most frontend widgets inherit from SimpleScriptView or ViewBase. Those classes used to refer some popular JavaScript libraries. jQuery, jQuery Cookie and jQuery Validate were always loaded.  As of Sitefinity 5.4, the frontend widgets refer only those JavaScript libraries that are used by the specific widget. This is a ...

You may notice that the Sitefinity Lightning desktop client fails to connect to a site after you upgrade your project to version 5.4. This happens because of binding redirection, which is done when the Lightning server module is installed from NuGet. When you install Lightning server on verion 5.3, it ...

As of January 27, 2013, the United States Postal Service changed the name of “Parcel Post” to “Standard Post”. As of Sitefinity 5.4, the display name and internal code for USPS Parcel Post have been changed to “USPS Standard Post” and “STANDARD_POST” respectively. New installations of Sitefinity, and existing installations ...

Problem:  Starting from Sitefinity 5.3 the counts for the number of products within a department (taxonomy) shows zero (0).  You would see this issue if you are using the Department control with the setting to show counts. Resolution:  We have resolved the issue in 5.4 but for existing products the ...

Problem: After configuring a new environment ( Windows features, IIS ) as per the documentation, you are getting an error when starting the website: "Bad Request - Request Too Long" with error code of 400. In all cases, the problem is coming from the server configuration, in some cases due ...

It is often needed to secure the Backend of a Sitefinity installation with SSL encryption - especially the login page, because this is the place where the username and password are transferred through the network. This could be accomplished by following several steps. At this point Sitefinity has been proven to work best ...

Prior to Sitefinity 5.2, discounts were applied to the subtotal before any taxes were calculated regardless of how the store tax was configured.  After Sitefinity 5.2, if the “Excluding tax” radio button is selected, then discounts are applied to the subtotal before any taxes were calculated just the same way ...

If your backend users, which are not administrators could not see Images/Videos/Documents and they are receiving the following screen when they select Image/Documents/Videos section:  the most likely cause of the problem is that you have deleted the default library in the Image/Document/Videos section.  To resolve this problem you need to ...