I just uploaded my changed files with VWD 2010 Copy Web Site Tool to my domain, and when I try to view the URL I receive this error: <add assembly="Microsoft.Office.Interop.Owc11Version=126.96.36.199, Culture=neutral, PublicKeyToken=#####"/></assemblies></compilation> The site runs fine on my local machine and has ran fine in the past when I load my domain in a browser. Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately. Parser Error Message: Could not load file or assembly 'Microsoft.Office.Interop.Owc11, Version=188.8.131.52, Culture=neutral, PublicKeyToken=Some Number' or one of its dependencies. The system cannot find the file specified.Any ideal what the problem is because I don't have a clue?