Linking CXX executable DemoClientCpp
libRCF.a(RCF.cpp.o): In function `RCF::RcfServer::resolveServiceThreadPools(boos
t::shared_ptr<RCF::I_Service>) const':
RCF.cpp:(.text+0x5d634): undefined reference to `typeinfo for RCF::UdpServerTran
sport'
collect2: error: ld returned 1 exit status
make[2]: *** [DemoClientCpp] Error 1
make[1]: *** [CMakeFiles/DemoClientCpp.dir/all] Error 2
make: *** [all] Error 2
any idea?