the canon printer prints just the first doc in the list of the jobs

hello,

i have installed the drivers from the canon website for a canon lbp6030b for my xubuntu and i printed the test page correctly but the next print doesn’t work, i restart my pc the same thing just the first one is printed.

thanks for a help

ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: cups 2.0.2-1ubuntu3
ProcVersionSignature: Ubuntu 3.19.0-15.15-generic 3.19.3
Uname: Linux 3.19.0-15-generic i686
ApportVersion: 2.17.2-0ubuntu1
Architecture: i386
CurrentDesktop: XFCE
Date: Sat Oct 1 15:25:41 2016
InstallationDate: Installed on 2016-01-29 (245 days ago)
InstallationMedia: Xubuntu 15.04 "Vivid Vervet" - Release i386 (20150422.1)
Lpstat:
 device for CanonLBP603060406018L: usb://Canon/LBP6030/6040/6018L?serial=0000B3F2B4IR
 device for Samsung-M2020-Series: usb://Samsung/M2020%20Series?serial=0727B8GG2F000TV
MachineType: Dell Inc. OptiPlex 745
Papersize: a4
PpdFiles:
 CanonLBP603060406018L: Canon LBP6030/6040/6018L ver.1.3
 Samsung-M2020-Series: Samsung M2020 Series
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-15-generic root=UUID=45e14bd6-3600-4996-96e6-b4502d9e6087 ro quiet splash vt.handoff=7
SourcePackage: cups
UdevLog: Error: [Errno 2] Aucun fichier ou dossier de ce type: '/var/log/udev'
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/12/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 2.6.2
dmi.board.name: 0GX297
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 15
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr2.6.2:bd08/12/2008:svnDellInc.:pnOptiPlex745:pvr:rvnDellInc.:rn0GX297:rvr:cvnDellInc.:ct15:cvr:
dmi.product.name: OptiPlex 745
dmi.sys.vendor: Dell Inc.