\[1\] Problem description and Symptoms

• Webfolders not responding under win2k Pro with Tomcat 4.1.24 webdav servlet , out of the box zip install , no error messages at all in the tomcat logs , webdav working fine under under IIS , msdaipp.dll was ver 8.103.2402.0
  

Solution

• In this case the solution was to re-regsiter the msdaipp.dll as outlined in the following:
  

http://msdn.microsoft.com/library/default.asp?url=/library/en-us/bts_2002/htm/lat_xmltools_trouble_jbmc.asp