Same issue. After these two command. sudo apt update sudo apt -f install
Errors were encountered while processing: pgadmin4-apache2 E: Sub-process /usr/bin/dpkg returned an error code (1) ** Attachment added: "Screenshot from 2019-07-23 11-03-32.png" https://bugs.launchpad.net/ubuntu/+source/apache2/+bug/1810155/+attachment/5278638/+files/Screenshot%20from%202019-07-23%2011-03-32.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1810155 Title: installed pgadmin4-apache2 package post-installation script subprocess returned error exit status 1 ubuntu 18.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apache2/+bug/1810155/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs