Error Updating
 

I got the follow error each time I run updater:

File: map_steppes_mini01.dds
System
at System.Net.HttpWebRequest.GetResponse()
at WindowsApplication7.DownloadWorker.DownloadFile()The remote server returned an error: (404) Not Found.
File: icons_steppes_mini01.xml
System
at System.Net.HttpWebRequest.GetResponse()
at WindowsApplication7.DownloadWorker.DownloadFile()The remote server returned an error: (404) Not Found.

Please advise!