id summary reporter owner description type status milestone component version severity resolution keywords cc 4211 unsupported_class_version should report relevant class name kab@… Robert Ramey "The attached patch changes the constructor for archive_exception handling of the unsupported_class_version code, treating the optional second argument as the name of the class. The sole caller of this function with that code passes the relevant class name as that optional second argument. Fixing this might help someone else avoid wasting a bunch of time looking in the wrong place for a bug in their code. " Patches closed Boost 1.43.0 serialization Boost 1.44.0 Problem fixed