Usually standalones are more picky than computer drives. So to have it not read in the burner is... strange. This makes me think that your burner has reading problems but that it's capable of burning okay. Have you tried burning other discs?
Also the slowest speed rating for +R and +RW is 2.4x.
Strange thing is, according to OC-Freak, BeAll is supposed to be good. Yea, go figure.