cdo remapbil,r360*180

CDO can succeed by using the following commands,
cdo remapbil,n32 in.nc out.nc

but it cannot succeed by using latitude and longitude interpolation. What do I lack to install?
cdo remapbil,r360*180 in.nc out.nc

error: cdo remapbil (Abort): Open failed on r360*180!