Kile cannot find log file

[Moret]

At the end of the Kile compilation of a text.tex. is an error message : cannot open log file. did you run LaTeX ?

ProblemType: Bug
DistroRelease: Ubuntu 15.04
Package: xorg 1:7.7+7ubuntu4
ProcVersionSignature: Ubuntu 3.19.0-41.46-generic 3.19.8-ckt10
Uname: Linux 3.19.0-41-generic x86_64
ApportVersion: 2.17.2-0ubuntu1.8
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: None
Date: Thu Dec 17 18:24:45 2015
DistUpgraded: 2015-12-11 15:09:49,084 DEBUG enabling apt cron job
DistroCodename: vivid
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes, if not too technical
GraphicsCard:
 Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller [8086:0412] (rev 06) (prog-if 00 [VGA controller])
   Subsystem: ASUSTeK Computer Inc. Device [1043:8534]
InstallationDate: Installed on 2015-12-11 (6 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
MachineType: ASUSTeK COMPUTER INC. M52AD_M12AD_A_F_K31AD
ProcEnviron:
 PATH=(custom, no user)
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-41-generic.efi.signed root=UUID=d7ad440e-237a-467b-86d4-e23c1adc54c6 ro quiet splash vt.handoff=7
SourcePackage: xorg
UpgradeStatus: Upgraded to vivid on 2015-12-11 (6 days ago)
dmi.bios.date: 07/14/2015
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 0604
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: M52AD_M12AD_A_F_K31AD
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev X.0x
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0604:bd07/14/2015:svnASUSTeKCOMPUTERINC.:pnM52AD_M12AD_A_F_K31AD:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnM52AD_M12AD_A_F_K31AD:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: M52AD_M12AD_A_F_K31AD
dmi.product.version: System Version
dmi.sys.vendor: ASUSTeK COMPUTER INC.
version.compiz: compiz N/A
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.60-2
version.libgl1-mesa-dri: libgl1-mesa-dri 10.5.9-2ubuntu1~vivid2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.5.9-2ubuntu1~vivid2
version.xserver-xorg-core: xserver-xorg-core 2:1.17.1-0ubuntu3.1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0-1ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917-1~exp1ubuntu2.2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu2build1
xserver.bootTime: Thu Dec 17 18:11:39 2015
xserver.configfile: default
xserver.devices:
 input Power Button KEYBOARD, id 6
 input Power Button KEYBOARD, id 7
 input G-Tech Wireless Dongle KEYBOARD, id 8
 input G-Tech Wireless Dongle KEYBOARD, id 9
 input Eee PC WMI hotkeys KEYBOARD, id 10
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:

xserver.version: 2:1.17.1-0ubuntu3.1