Error msg added.
Error msg added.

wxzh/fcore,hkuplg/fcore,bixuanzju/fcore,hkuplg/fcore,zhiyuanshi/fcore,xnning/fcore,zhiyuanshi/fcore,xnning/fcore,xnning/fcore,wxzh/fcore,bixuanzju/fcore,wxzh/fcore,hkuplg/fcore,zhiyuanshi/fcore,bixuanzju/fcore