HP Photosmart C4480 fails to connect
journalctl -xn -f
shows
Jan 26 08:50:35 cr48.ahoi.io simple-scan[29492]: io/hpmud/musb.c 1151: unable to open hp:/usb/hp_Photosmart_C4400_series?serial=TH8B7H10VK05BN
Jan 26 08:50:35 cr48.ahoi.io simple-scan[29492]: scan/sane/soapht.c 478: unable to open device hp:/usb/hp_Photosmart_C4400_series?serial=TH8B7H10VK05BN
Jan 26 08:50:35 cr48.ahoi.io simple-scan[29492]: common/utils.c 281: Invalid Library hanlder pLibHandler = NULL.
Jan 26 08:50:35 cr48.ahoi.io simple-scan[29492]: common/utils.c 281: Invalid Library hanlder pLibHandler = NULL.
Jan 26 08:50:35 cr48.ahoi.io simple-scan[29492]: common/utils.c 281: Invalid Library hanlder pLibHandler = NULL.
Used to work before upgrade from fedora 30 to fedora 31.