We got eos rebel digtial to replace our eos rebel film camera. The quantaray 70-300mm 1:4-6.5 lens will not work on either camera. It did before, but has not been used for a coupla months. now we get a er01 message to clean the contacts. (it did not help)

Cameras - Quantaray - AF 70-300mm f/4.0-5.6 High Speed Auto Focus Zoom for Minolta