[Boost-users] error C2679: binary '<<' : no operator found which takes a right-hand operand of type 'const is a user-defined type, however, I'm getting the following:'

Has anyone seen an error like this? SpecialDate is a user-defined type, however, I'm getting the following: boost/test/test_tools.hpp(326) : error C2679: binary '<<' : no operator found which takes a right-hand operand of type 'const is a user-defined type, however, I'm getting the following: ' (or there is no acceptable conversion) Thanks in Advance, Joseph A. Marks e-mail: josephamarks@yahoo.com