program uploading problem

I am using arduino uno .In my borad the LED light is not blinking it continuously glowing due this i am failed to upload any program and i used all the tourbleshooting but my program is not upload ...and i didnt reset my borad by reset button please give me solution .

Sorry. You have not given enough information to allow me make a reasonable guess as to what is going wrong. Provide more detail and I may be able to help. The most important details are about your configuration and exact error messages.