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Error :

source ~/.bashrc

Command 'lesspipe' is available in the following places

 * /bin/lesspipe

 * /usr/bin/lesspipe

The command could not be located because '/usr/bin:/bin' is not included in the PATH environment variable.

lesspipe: command not found

Command 'dircolors' is available in '/usr/bin/dircolors'

The command could not be located because '/usr/bin' is not included in the PATH environment variable.

dircolors: command not found

Command 'uname' is available in '/bin/uname'

The command could not be located because '/bin' is not included in the PATH environment variable.

uname: command not found

bash: [: =: unary operator expected

Command 'sed' is available in '/bin/sed'

The command could not be located because '/bin' is not included in the PATH environment variable.

sed: command not found

Command 'ls' is available in '/bin/ls'

The command could not be located because '/bin' is not included in the PATH environment variable.

ls: command not found