I got error 3050 downloading it gives me an error message

This the error message it keeps giving me there was a problem downloading my song an unknown error occurred 3050, I have eleven songs it keeps till me this on all of them, and it keeps saying check your connection. and this keeps popping up You can download past purchases on this computer apple id 90 day what the ****. like to get this fixed and not just get some lame *** excuse why this happen and not fix it.