The solution that I found is first unistal the older version of C3Dserver that comes with the package and reinstall a newer version from (https://www.motion-labs.com/software_c3d_c3dserver.html) it supports both 64 and 32 bits. Then it works but still there are some functions that are not supported ...

Try to uninstall and install the Motion Lab Systems C3Dserver and reinstall it from https://www.motion-labs.com/index_downloads.html. Apparently the version that comes from this package does not support the 64bit windows programs. Although you will still get errors if you are using Version of matlab...