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این ارور هارو میدهsudo apt-add-repository ppa:ubuntu-x-swat/x-updates && sudo apt-get updateکد: [انتخاب]Reading package lists... DoneW: GPG error: http://ppa.launchpad.net precise Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 6D975C4791E7EE5EW: GPG error: http://packages.medibuntu.org precise Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 2EBC26B60C5A2783apt-get upgrade && sudo apt-get install nvidia-currentکد: [انتخاب]bluehat@bluehat-desktop:~$ apt-get upgrade && sudo apt-get install nvidia-currentE: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied)E: Unable to lock the administration directory (/var/lib/dpkg/), are you root?
Reading package lists... DoneW: GPG error: http://ppa.launchpad.net precise Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 6D975C4791E7EE5EW: GPG error: http://packages.medibuntu.org precise Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 2EBC26B60C5A2783
bluehat@bluehat-desktop:~$ apt-get upgrade && sudo apt-get install nvidia-currentE: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied)E: Unable to lock the administration directory (/var/lib/dpkg/), are you root?
sudo apt-get install linux-headers-genericsudo add-apt-repository ppa:xorg-edgers/ppasudo apt-get updatesudo apt-get install nvidia-current
سلام دوستان من به تازگی لینوکس اوبونتو نصب کردم 12.04 LTS اما یه مقداری سنگینه رو سیستم میخواستم بدونم برای سیستم من که cpu 2.4 intele celeron R با 1گیگ رم ddr 1 هست چی میشه نصب کرد که راحت اجرا بشه .