id summary reporter owner description type status milestone component version severity resolution keywords cc 1933 special_values not found when compiling date_time/time.hpp Thomas.Lemm@… az_sw_dude "When compiling (msvc v9.0, macosx g++ 4.0) a source file with #include ""boost/date_time/time.hpp"" included, the compiler produces an error in file ""time.hpp"": the data type ""special_type"" is not known. Resolution: include file #include ""boost/date_time/special_defs.hpp"" into time.hpp to resolve the dependency or apply the patch (attached) which does just that. " Bugs closed Boost 1.36.0 date_time Boost 1.35.0 Problem fixed special_values