Error while opening Excel in Sharepoint2010

3 Feb

If you get error

‘Unable to process the request. Wait a few miniutes and try performing this operation again”

you need to edit the file

‘C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\14\TEMPLATE\XML’

Remove/comment out lines containing xls/xlsx

<Mapping FileExtension=”xlsx” RedirectUrlTemplate=”/_layouts/xlviewer.aspx?id=|0″ NoGetRedirect=”TRUE” CreateRedirectUrlTemplate=”/_layouts/xlviewer.aspx?new=1″/>


Reset IIS with through e.g command prompt:

iisreset /restart

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