Installed linux kernel 4.8.0-34-generic (4.8.0-34.36) and 4.8.0-34-lowlatency (4.8.0-34.36) on E555.
Webcam works smoothly under 4.8.0-34-lowlatency (4.8.0-34.36); Webcam can not work under 4.8.0-34-generic (4.8.0-34.36). -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-lts-vivid in Ubuntu. https://bugs.launchpad.net/bugs/1433906 Title: Acer, Inc ID 5986:055a is useless after 14.04.2 installed. Status in HWE Next: Won't Fix Status in linux package in Ubuntu: Fix Committed Status in linux-lts-vivid package in Ubuntu: Triaged Status in linux-lts-xenial package in Ubuntu: Triaged Status in linux source package in Xenial: Fix Committed Status in linux source package in Yakkety: Fix Committed Status in linux-lts-vivid source package in Yakkety: New Status in linux-lts-xenial source package in Yakkety: New Status in linux package in Arch Linux: New Status in Fedora: Unknown Bug description: CID : 201411-16166 Lenovo E450 (I+A) with 14.04.2 (utopic) CID : 201408-15472 Lenovo E555 (A+A) with 14.04.2 (utopic) Steps: 1. Install 14.04.2 on E450 or E555. 2. Log in system and open a terminal. 3. $ gst-launch-0.10 v4l2src ! xvimagesink Expected result: Camara is activated Actual result: $ gst-launch-0.10 v4l2src ! xvimagesink Setting pipeline to PAUSED ... ERROR: Pipeline doesn't want to pause. ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Cannot identify device '/dev/video0'. Additional debug info: v4l2_calls.c(497): gst_v4l2_open (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: system error: No such file or directory Setting pipeline to NULL ... Freeing pipeline ... ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.16.0-30-generic 3.16.0-30.40~14.04.1 [modified: boot/vmlinuz-3.16.0-30-generic] ProcVersionSignature: Ubuntu 3.16.0-30.40~14.04.1-generic 3.16.7-ckt3 Uname: Linux 3.16.0-30-generic x86_64 NonfreeKernelModules: fglrx ApportVersion: 2.14.1-0ubuntu3.7 Architecture: amd64 CurrentDesktop: Unity Date: Thu Mar 19 02:21:31 2015 InstallationDate: Installed on 2015-03-16 (2 days ago) InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) SourcePackage: linux-lts-utopic UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1433906/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp