Unable to run subscription scheduled task:
PLESK_ERROR: error while loading shared libraries: libpw5.so: can not open sharedObject file: No suchfile or directory
Task type in Tools & Settings > Scheduled Task > task required is set as Run a command.
Domain execution environment is set to Forbidden.
In Plesk, navigate to Domains > example.com > Web Hosting Access > Access to the server over SSH.
Specify the environment, for example, "/bin/bash" and click OK.