id summary reporter owner description type status milestone component version severity resolution keywords cc 10010 Boost 1.55 does not support setting language of description in exception anonymous Emil Dotchevski You should not attempt to format a user-friendly message at the point of the throw. Instead, store in the exception object any and all information that is needed to format a user-friendly message, then use that information at the point of the catch to format the message. Feature Requests closed To Be Determined exception Boost 1.55.0 Problem wontfix Language in exception