does not terminate at computer shutdown

[mazter]

Binary package hint: cups

I sent a word document to print, and switch off the computer.
The job didn't print, but the following day when I switch on the computer, the job was printed and this error appears.

ProblemType: Bug
Architecture: i386
CupsErrorLog:
 E [11/Mar/2010:12:34:20 -0300] [cups-driverd] Bad driver information file "/usr/share/cups/drv/sample.drv"!
 E [11/Mar/2010:12:35:01 -0300] [cups-driverd] Bad driver information file "/usr/share/cups/drv/sample.drv"!
 E [11/Mar/2010:12:35:28 -0300] [cups-driverd] Bad driver information file "/usr/share/cups/drv/sample.drv"!
 E [11/Mar/2010:12:41:35 -0300] Unable to remove temporary file "/var/spool/cups/tmp/.hplip" - Is a directory
 E [12/Mar/2010:08:10:14 -0300] Unable to remove temporary file "/var/spool/cups/tmp/.hplip" - Is a directory
CurrentDmesg:
 [ 11.100583] RPC: Registered udp transport module.
 [ 11.100587] RPC: Registered tcp transport module.
 [ 11.100589] RPC: Registered tcp NFSv4.1 backchannel transport module.
 [ 11.361235] svc: failed to register lockdv1 RPC service (errno 97).
 [ 20.184028] eth1: no IPv6 routers present
Date: Thu Mar 11 17:39:04 2010
DistroRelease: Ubuntu 10.04
ExecutablePath: /usr/sbin/cupsd
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha i386 (20100224.1)
Lpstat:
 device for Brother-HL-2070: socket://192.168.2.22:9100
 device for Ricoh-Aficio-2018D: socket://192.168.2.21:9100
MachineType: . .
Package: cups 1.4.2-9
Papersize: a4
PpdFiles:
 Ricoh-Aficio-2018D: Ricoh Aficio 2018D - CUPS+Gutenprint v5.2.5 Simplified
 Brother-HL-2070: Brother HL-2060 Foomatic/hpijs-pcl5e (recommended)
ProcAttrCurrent: /usr/sbin/cupsd (enforce)
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-16-generic root=UUID=d8c6f682-e8f2-45f2-94ba-3b1a6c7540bd ro quiet splash
ProcCmdline: /usr/sbin/cupsd -C /etc/cups/cupsd.conf
ProcEnviron: PATH=(custom, no user)
ProcVersionSignature: Ubuntu 2.6.32-16.25-generic
SourcePackage: cups
Title: does not terminate at computer shutdown
Uname: Linux 2.6.32-16-generic i686
dmi.bios.date: 01/02/2008
dmi.bios.vendor: Phoenix Technologies, LTD
dmi.bios.version: 6.00 PG
dmi.board.name: I-45CV(Intel i945GC-ICH7)
dmi.board.vendor: http://www.abit.com.tw/
dmi.board.version: 1.0
dmi.chassis.type: 3
dmi.chassis.vendor: PhoenixAward
dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr6.00PG:bd01/02/2008:svn.:pn.:pvr6.0:rvnhttp//www.abit.com.tw/:rnI-45CV(Inteli945GC-ICH7):rvr1.0:cvnPhoenixAward:ct3:cvr:
dmi.product.name: .
dmi.product.version: 6.0
dmi.sys.vendor: .