How to fix sudo: command not found

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While using ‘sudo’ command or while opening an application which is already installed in your system you may get like sudo: command not found

Error:

Command 'sudo' is available in the following places
 * /bin/sudo
 * /usr/bin/sudo
The command could not be located because '/bin:/usr/bin' is not included in the PATH environment variable.
sudo: command not found


or while opening any apps

Command 'nethogs' is available in the following places
 * /sbin/nethogs
 * /usr/sbin/nethogs
The command could not be located because '/usr/sbin:/sbin' is not included in the PATH environment variable.
This is most likely caused by the lack of administrative privileges associated with your user account.
nethogs: command not found


Reason:

This error is usually caused if the path is not not included in environment variable.

Solution to the problem:

Use command export PATH=”{path}:$PATH” in this case it is

user@system: export PATH="/usr/bin:$PATH"

and press enter.

2. Permanent solution(May cause conflicts with some files in future)

open file ~/.bashrc in terminal

sudo nano ~/.bashrc

and add paste the line export PATH=”/usr/bin:$PATH” at the end of the page

and press ctrl + x and then press y to save it.

Note: This method may not work instantly, if so then restart your system.

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