How to fix the «Command line user does not have read and write permissions on var/generation directory» issue?

[dmitry_fedyuk (Dmitrii Fediuk)]

Command line user does not have read and write permissions on var/generation directory.
Please address this issue before using Magento command line.

You can fix it with the command:

chmod -R -v 777 var/generation

[dmitry_fedyuk (Dmitrii Fediuk)]

See also:

• How to fix the «Command line user may not have proper read+execute permissions for directories under “var/generation/”» issue?