It says "Orgional Backup NOT SAVED (-11)" so i hit more info an it says "PCM: error prepare read (-1)" then i hit continue an it says "Not tuning vehicle because of backup (4)".My dad bought it new then gave it to me an he did not put any kind of chip or programer on it. What should i do? Do i take ...

i got a trinity t-1000 for my 2001 chevy 3500 duramax downloded the settings an when i go to use it it wont save the stock tune so i cant use it. why wont it save?