Could not load file or assembly

Hi to All,

Issue : Could not load file or assembly 'Microsoft.AnalysisServices.SharePoint.Integration':version=10.0.0.0,cultural neutral,public token=89845dcd8080cc91' or one dependencies.the system cannot find the file specified

Query 1: How can i find these error comes from which application and sites?

Query 2: please let me know the causes to occur that error?

Please give solution asap.

Thanks,