<div dir="ltr"><div dir="ltr"><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Oct 4, 2019 at 3:51 AM Rolf Bensch <<a href="mailto:rolf@bensch-online.de">rolf@bensch-online.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi Kip,<br>
<br>
Am 14.09.19 um 03:40 schrieb Kip Shaffer:<br>
> Scanning Results! I updated to today's version: 1.0.28+git20190913-bionic0<br>
> <br>
> Using Simple Scan I was able to scan at 75, 150, 300, 600, 1200, and<br>
> 2400 dpi in both Text and Photo modes. Perfect!<br>
<br>
I just updated the doc files.<br>
<br>
> <br>
> When scanning from the document feeder, it scans front and back, one<br>
> sheet or many, but after the job is done there is a pause, and then it<br>
> says "Error communicating with scanner". <br>
<br>
Can you scan again after closing the message and/or does your scanner hang?<br>
<br>
The pause comes from adf-wait parameter. Please read the man page for<br>
details.<br>
<br>
> <br>
> Also, this has all been through USB. I tried to connect with the<br>
> network and scanimage -L cannot find it. I added the address to<br>
> pixma.conf (neither line helped):<br>
> bjnp://MF640_192.168.1.97<br>
> bjnp://<a href="http://192.168.1.97" rel="noreferrer" target="_blank">192.168.1.97</a> <<a href="http://192.168.1.97" rel="noreferrer" target="_blank">http://192.168.1.97</a>><br>
<br>
Please read 'man sane-pixma' to get some help for this issue. If this<br>
won't help, please provide a log file with SANE_DEBUG_BJNP.<br></blockquote><div><br></div><div>Here's mine:</div><div><font face="monospace"><br></font></div><div><font face="monospace">$ SANE_DEBUG_BJNP=5 scanimage -L 2>&1</font></div><div><font face="monospace">[sanei_debug] Setting debug level of bjnp to 5.<br>[bjnp] sanei_bjnp_find_devices, pixma backend version: 0.23.3<br>[bjnp] sanei_bjnp_find_devices: Adding scanner from pixma.conf: bjnp://<a href="http://192.168.86.39">192.168.86.39</a><br>[bjnp] bjnp_allocate_device(bjnp://<a href="http://192.168.86.39:8612/timeout=10000">192.168.86.39:8612/timeout=10000</a>) 0<br>[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded, using as hostname<br>[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39 port 8612<br></font></div><div><font face="monospace">[bjnp] udp_command: ERROR - recv failed: Connection refused[bjnp] udp_command: ERROR - recv failed: Connection refused[bjnp] udp_command: ERROR - recv failed: Connection refused[bjnp] udp_command: ERROR - no data received (timeout = 10000)<br>[bjnp] bjnp_init_device_structure: Cannot read mac address, skipping this scanner<br>[bjnp] bjnp_allocate_device: Scanner not yet in our list, added it: <a href="http://192.168.86.39:8612">192.168.86.39:8612</a><br>[bjnp] get_scanner_id: Get scanner identity<br>[bjnp] 00000000:42 4a 4e 50 02 30 00 00 00 01 00 00 00 00 00 00 <br>[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39 port 8612<br>[bjnp] udp_command: ERROR - recv failed: Connection refused[bjnp] udp_command: ERROR - recv failed: Connection refused[bjnp] udp_command: ERROR - recv failed: Connection refused[bjnp] udp_command: ERROR - no data received (timeout = 10000)<br>[bjnp] get_scanner_id: ERROR - Failed to retrieve scanner identity:<br>[bjnp] add_scanner: ERROR - Cannot read scanner make & model: bjnp://<a href="http://192.168.86.39:8612/timeout=10000">192.168.86.39:8612/timeout=10000</a><br>[bjnp] sanei_bjnp_find_devices: Added all configured scanners, now do auto detection...<br>[bjnp] prepare_socket: lo is not a valid IPv4 interface, skipping...<br>[bjnp] prepare_socket: eth0 is IPv4 capable, sending broadcast, socket = 9<br>[bjnp] prepare_socket: docker0 is IPv4 capable, sending broadcast, socket = 10<br>[bjnp] prepare_socket: lo is not a valid IPv6 interface, skipping...<br>[bjnp] prepare_socket: eth0 is IPv6 capable, sending broadcast, socket = 11<br>[bjnp] sanei_bjnp_find_devices: Select returned, time left 0.499988....<br>[bjnp] sanei_find_devices: Discover response:<br>[bjnp] 00000000:4d 46 4e 50 82 01 00 00 00 00 00 00 00 00 00 10 <br>[bjnp] 00000010:00 01 80 00 06 04 10 98 c3 da 2c f7 c0 a8 56 27 <br>[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded, using as hostname<br>[bjnp] bjnp_allocate_device(mfnp://canoncbcab3.lan:8610/timeout=10000) 1<br>[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded, using as hostname<br>[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39 port 8610<br>[bjnp] bjnp_get_scanner_mac_address: Discover response:<br>[bjnp] 00000000:4d 46 4e 50 82 01 00 00 00 00 00 00 00 00 00 10 <br>[bjnp] 00000010:00 01 80 00 06 04 10 98 c3 da 2c f7 c0 a8 56 27 <br>[bjnp] bjnp_allocate_device: Scanner not yet in our list, added it: canoncbcab3.lan:8610<br>[bjnp] get_scanner_id: Get scanner identity<br>[bjnp] 00000000:4d 46 4e 50 02 30 00 00 00 01 00 00 00 00 00 00 <br>[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39 port 8610<br>[bjnp] get_scanner_id: scanner identity:<br></font></div><font face="monospace">[bjnp] 00000000:4d 46 4e 50 82 30 00 00 00 01 00 00 00 00 00 5a <br>[bjnp] 00000010:4d 46 47 3a 43 41 4e 4f 4e 3b 43 4d 44 3a 4d 46 <br>[bjnp] 00000020:4e 50 31 2c 4d 75 6c 74 69 50 41 53 53 20 32 2e <br>[bjnp] 00000030:31 3b 4d 44 4c 3a 4d 46 36 34 32 43 2f 36 34 33 <br>[bjnp] 00000040:43 2f 36 34 34 43 3b 43 4c 53 3a 49 4d 47 3b 44 <br>[bjnp] 00000050:45 53 3a 43 61 6e 6f 6e 20 4d 46 36 34 32 43 2f <br>[bjnp] 00000060:36 34 33 43 2f 36 34 34 43 3b <br>[bjnp] get_scanner_id: Scanner identity string = MFG:CANON;CMD:MFNP1,MultiPASS 2.1;MDL:MF642C/643C/644C;CLS:IMG;DES:Canon MF642C/643C/644C; - length = 90<br>[bjnp] get_scanner_id: Scanner model = MF642C/643C/644C<br>[bjnp] add_scanner: New scanner added: mfnp://canoncbcab3.lan:8610/timeout=10000, serial canoncbcab3.lan, mac address: 1098c3da2cf7.<br>[bjnp] sanei_find_devices: Discover response:<br>[bjnp] 00000000:42 4a 4e 50 02 01 00 00 00 00 00 00 00 00 00 00 <br>[bjnp] sanei_bjnp_find_devices: Select returned, time left 0.499992....<br>[bjnp] sanei_find_devices: Discover response:<br>[bjnp] 00000000:4d 46 4e 50 82 01 00 00 00 00 00 00 00 00 00 10 <br>[bjnp] 00000010:00 01 80 00 06 04 10 98 c3 da 2c f7 c0 a8 56 27 <br>[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded, using as hostname<br>[bjnp] bjnp_allocate_device(mfnp://canoncbcab3.lan:8610/timeout=10000) 2<br>[bjnp] get_scanner_name: Forward lookup for canoncbcab3.lan succeeded, using as hostname<br>[bjnp] setup_udp_socket: Setting up a UDP socket, dest: 192.168.86.39 port 8610<br>[bjnp] bjnp_get_scanner_mac_address: Discover response:<br>[bjnp] 00000000:4d 46 4e 50 82 01 00 00 00 00 00 00 00 00 00 10 <br>[bjnp] 00000010:00 01 80 00 06 04 10 98 c3 da 2c f7 c0 a8 56 27 <br>[bjnp] add_scanner: Scanner at mfnp://canoncbcab3.lan:8610/timeout=10000 was added before, good!<br>[bjnp] sanei_find_devices: Discover response:<br>[bjnp] 00000000:42 4a 4e 50 02 01 00 00 00 00 00 00 00 00 00 00 <br>[bjnp] sanei_find_devices: scanner discovery finished...<br><br>No scanners were identified. If you were expecting something different,<br>check that the scanner is plugged in, turned on and detected by the<br>sane-find-scanner tool (if appropriate). Please read the documentation<br></font><div><font face="monospace">which came with this software (README, FAQ, manpages). </font></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<br>
> <br>
> TL:DR - the sane-pixma backend is functional for the Canon ImageClass<br>
> MF644Cdw when connected via USB, with only a slight hiccup after<br>
> scanning from the sheet feeder. I was not able to scan over the network.<br>
<br>
Many thanks for your report.<br>
<br>
Hope this helps.<br>
<br>
Cheers,<br>
Rolf<br>
<br>
</blockquote></div></div>