arduino uno avrdude guy wont le me live in peace

Hi all, i have an arduino uno atmega 328p-pu, avrdude gay with 0xb9 wont le me upload, i have use it alot of times throught projects and it was fine ,recently i cant upload any sketches to it i cant remmeber whats the fault i made, i bootloaded it using an arduino nano, still the same probleme cant upload sketches, leds of Power and D13 are on, and i dont know if i must buy a new microcontroller chip or buy a hhole new arduino, plz help me guys im stuck

you have the right setings? can you post your code?

Isaak

you have the right setings? can you post your code?

Isaak