@"Malcolm-whsg (malcolm-whsg) wrote on 2012-10-24:" We can confirm this issue and also that the workaround with a higher timeout value for CUPS works. Our details: Ubuntu 12.04 64 Bit 3.2.0-33-generic #52-Ubuntu SMP Libre Office 3.6.0~rc4-0ubuntu3~ppa1~precise1
We performed a debugging session yesterday and observed that Libre Office looses the connection to the CUPS server within 5 minutes: - tshark on the CUPS server, observing the connection close: 353.291104 192.168.1.1 -> 192.168.1.115 IPP 245 IPP response 353.291352 192.168.1.115 -> 192.168.1.1 TCP 66 52363 > 631 [ACK] Seq=7064 Ack=45384 Win=42272 Len=0 TSval=8393025 TSecr=8563624 [no further packages] 384.142218 192.168.1.1 -> 192.168.1.115 TCP 66 631 > 52363 [FIN, ACK] Seq=45384 Ack=7064 Win=33792 Len=0 TSval=8571337 TSecr=8393025 384.178858 192.168.1.115 -> 192.168.1.1 TCP 66 52363 > 631 [ACK] Seq=7064 Ack=45385 Win=42272 Len=0 TSval=8400747 TSecr=8571337 - Other actions of Libre Office will be answered with a connection reset: 406.177739 192.168.1.115 -> 192.168.1.1 TCP 221 [TCP segment of a reassembled PDU] 406.177767 192.168.1.1 -> 192.168.1.115 TCP 54 631 > 52363 [RST] Seq=45385 Win=0 Len=0 406.177840 192.168.1.115 -> 192.168.1.1 IPP 341 IPP request 406.177851 192.168.1.1 -> 192.168.1.115 TCP 54 631 > 52363 [RST] Seq=45385 Win=0 Len=0 - From this point of time on, Libre Office "knows" that there is no connection with the CUPS server and doesn't open a new one. - stracing shows the second printing attempt: 27989 18:35:53 sendto(35, "POST /printers/lp16 HTTP/1.1\r\nContent-Length: 275\r\nContent-Type: application/ipp\r\nHost: myhost.mydomain.tld\r\nUser-Agent: CUPS/1.5.3\r\nExpect: 100-continue\r\n\r\n", 155, 0, NULL, 0) = 155 27989 18:35:53 sendto(35, "\1\1\0\5\0\0\0\1\1G\0\22attributes-charset\0\5utf-8H\0\33attributes-natural-language\0\5de-deE\0\vprinter-uri\0!ipp://localhost:631/printers/lp16B\0\24requesting-user-name\0\6myusernameB\0\10job-name\0\nUnbenannt1I\0\17document-format\0\30app"..., 275, 0, NULL, 0) = 275 27989 18:35:53 poll([{fd=35, events=POLLIN}], 1, 1000) = 1 ([{fd=35, revents=POLLIN}]) 27989 18:35:53 poll([{fd=35, events=POLLIN}], 1, 60000) = 1 ([{fd=35, revents=POLLIN}]) 27989 18:35:53 recvfrom(35, "", 2048, 0, NULL, NULL) = 0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1020048 Title: after certain time printing to cups stops working To manage notifications about this bug go to: https://bugs.launchpad.net/df-libreoffice/+bug/1020048/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs