I've had this problem with Canon printers before! I had to buy a new one - because it's cheaper than trying to get it serviced. If I must do so again, I guarranty I will not buy another Canon unit!!!!!!!
@jdegann wrote:I got this after installing new ink - it worked just a bit and then when I turned printer off and on, got this msg. I took out cartridges and head, put them back in, and no change.I have same problem What is the solution?