use vim edit / etc/php/7.1/fpm/pool.d, in ubuntu18.04 to prompt E21 not to be modified, because the option "modifiable" is off, how to solve this
use vim edit / etc/php/7.1/fpm/pool.d, in ubuntu18.04 to prompt E21 not to be modified, because the option "modifiable" is off, how to solve this
I don't know much about php, but if you fail to modify the file, you may not have permission to save it with sudo or root,. If it doesn't work, try changing the file properties, chattr + I file, and then edit
you're right, I was careless, operate on a folder,?
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