Image store in mysql database

I have create one rails application here i can upload image and save
mysql database ,i got some error ,so kindly help for me

I don't know how anyone is supposed to help if you do not give details
of the problem you are seeing.

Colin

We need to
know specifically what you did and specifically what the result
was before anyone can or will offer any opinion. It would also
help to describe your environment including version of Rails and
Ruby.