When i try to install any software by terminal ,it says: E: Could not open lock file /var/lib/dpkg/lock - open (2: No such file or directory) E: Unable to lock the administration directory (/var/lib/dpkg/), are you root? I use sudo command on this system. The E drive of this system has to be contain Ubuntu OS. I wan to lock administrator directory on this drive. Is there any way to do this task. Thanks for any help.
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