We have upgraded a site from sharepoint 2007 to sharepoint 2010. Under Content and structure,when we click on a specific subsite we are getting an error "there was an error in callback". We tried changing the IIS timeout but that didnt fix the issue. We
found some workflows are associated with the document libraries in that site. so we activated the feature " sharepoint 2007 workflows " but still getting the issue. Content types are also used in those libraries.
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