Intel® Media Server Studio 2015 (MSS) is not supported on ATOM E3800. Currently list of processors supported by MSS is available in release notes under system requirements here: https://software.intel.com/sites/default/files/media_server_studio_essentials_release_notes_linux.pdf
Can you let me know OS you are using? If you are using Windows, you can use MediaSDK (https://software.intel.com/en-us/intel-inde) which provides support on Atom E3800 with Quick sync video enabled.
For quick turnaround on mediasdk related questions, please direct your questions here: https://software.intel.com/en-us/forums/intel-media-sdk. It will be easier for us to track and respond.