Why do i get this when i try to use my terminal on Mac? I think i am doing everything correct with my codes

HTTP request failed: Empty reply from server
[2017-12-14 19:56:10] json_rpc_call failed, retry after 30 seconds
[2017-12-14 19:56:40] HTTP request failed: Empty reply from server
[2017-12-14 19:56:40] json_rpc_call failed, retry after 30 seconds

What does your litecoin.conf file look like?