Issue Unable to use Atomic Advanced (bought from Plesk) on Linux

[siro]

Server operating system version

Ubuntu 18.04.6 LTS - bionic

Plesk version and microupdate number

18.0.56

I get this error when trying to use Atomic rules in Modsec

 

[Peter Debik]

Please try this solution to solve the unmet dependency issue:

1. Login to the server via SSH
2. Check if any 3rdpary repositories are enabled. Disable the according to https://support.plesk.com/hc/en-us/articles/213367169
3. . Remove "libapache2-modsecurity" package from the system:
   # dpkg -P --force-all libapache2-modsecurity
4. Execute below command to configure packages:
   # apt-get -f install
5. Install python-openssl
   # apt-get install python-openssl
6. Reinstall manually Plesk updates:
   # plesk installer update --repatch