Month: February 2016

note to myself jetdirect Canon etc.

if a printer has jetdirect option in find network printers menu, never ever try to configure with SMB. i was using a Canon IR 2525 / 2530 printer and pages were going ‘Held for authentication’. All i had to do is Configure network printer as JetDirect…. No tags for this post.

Read More

Eclipse Scrolling Rectangle Black Area Problem

Latest Eclipse  versions has a scrolling bug with GTK3.  When you scroll code editor horizontally a rectangle shaped black area appears over code.  To solve this annoying bug, you should export SWT_GTK3=0 variable on terminal you started Eclipse.  And if you are using a desktop launcher like me, edit its properties. command should like /home/username/eclipse/eclipse…

Read More

Ubuntu Network Manager Crush On Upgrade (14.04 in:log general protection in ip:469fee error 0)

To Solve problem appy steps below;   wget http://archive.ubuntu.com/ubuntu/pool/main/libn/libnl3/libnl-3-200_3.2.21-1_amd64.deb wget http://archive.ubuntu.com/ubuntu/pool/main/libn/libnl3/libnl-genl-3-200_3.2.21-1_amd64.deb wget http://archive.ubuntu.com/ubuntu/pool/main/libn/libnl3/libnl-route-3-200_3.2.21-1_amd64.deb sudo dpkg -i libnl-*.deb sudo service network-manager restart sudo apt-mark hold libnl-3-200 libnl-genl-3-200 libnl-route-3-200 and probably you see device not managed on network-manager-applet sudo gedit /etc/NetworkManager/nm-system-settings.conf   change  managed=false to managed=true     Tags: crush after upgrade, libnl, network-manager

Read More