I updated the bios to A09 sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date A09 12/30/2015
and i still get this error when i unplugged the hdmi cable connected to the TV. System information: Dell Inc. Inspiron 5558 with Ubuntu 14.04.3 LTS 64 bits - 8GB RAM - Bios A07 - Intel® Core™ i5-5200U CPU @ 2.20GHz × 4 - Intel® HD Graphics 5500 uname -a Linux portable-londe 4.5.0-040500rc2-generic #201601312230 SMP Mon Feb 1 03:32:41 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1542934 Title: [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1542934/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
