Comment 53 for bug 35638

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Till Kamppeter (till-kamppeter) wrote : Re: Brother Hl-1050 and HL-1430 are not detected properly over USB

The problem is the instability in the return of the device ID. It often happens that there is no answer or the answer is scrambled. So then it does not look like status feedback being dependent on internal parameters like the fuser temperature but on some problem with getting the device ID. CUPS is based on identifying USB printers by the device ID (as /dev/usblp* files can change if there is more than one printer). Perhaps one should offer a configurable alternative, like USB vendor/product-ID-based URIs.

A question to the log snippets: Are they done with the original USB backend or with the new, alternative one? Please do testing with both.