Ulysses Ludwig's SharePoint blog

InfoPath “Unknown Error” when attempting to load a browser enabled form

Problem I’ve recently seen this error several times when attempting to preview a form I’ve published to InfoPath forms services. Explanation I’ve logged two possible causes to this problem that are permission and feature related. Resolution Option 1 - Make sure your application pool is running as a service account other than "local system" or "network service". You should update this via "services on server" as shown below but you could also manually update th...

Creating a SharePoint Object Model Script in Visual Studio

Object model scripts are scripts that access the SharePoint API directly.  These scripts are typically written in Visual Studio and are run while on-server and are great to automate tasks or to complete operations that you can’t run using stsadm or the central admin console.  The below demonstration shows hot to create a simple project that consumes the object model to modify the publishing polling interval. Step 1 Open Visual Studio 2005 or 2008 and create a new project. Step 2...

Multiple Login Prompts in SharePoint

Problem In  your SharePoint environment you see lots of login boxes, sometimes two, three, and even four.  Very often uses enter their credentials several time only to see a page with a broken image or they simply hit cancel and magically see a perfectly normal SharePoint page.  This is obviously not a critical issue but can be annoying to your users especially when they are visiting a site to which they should not be required to login. Explanation Some of the possible cause...

Restoring a SharePoint Site Collection to a new domain

One would think that SharePoint would prevent you from loading up a SharePoint backup on a new domain with conflicting SIDs and usernames, but it actually allows you to do so without too much grief. I recently had to do this for a client who was having serious problems with WSS search and after a few trials and tribulations with STSADM I was able to get it up and running on my test virtual machine in a matter of minutes. Obviously my test VM isn't on the client's domain nor does it share and SID...

This page has one or more controls that do not correspond with controls in a page

Problem When you open a page in SharePoint designer it complains that there is a conflict and that the placeholder for the master page is missing. Explanation This occurs when a user modifies a master page. The master page no longer contains that objects that the derived page expects, so SharePoint Designer gives an error (note that SharePoint will still recover gracefully from this, so some users simply switch between valid and invalid master pages instead of addressing the problem dir...