Unable to modify site with Web Presence Builder: We selected 'Europe/Berlin' for 'CEST/2.0/DST' instead

Symptoms

• Unable to modify site in Web Presence Builder.

• The following error shows up in Plesk:

  PLESK_ERROR: File: /usr/local/psa/admin/plib/vendor/plesk/zf1/library/Zend/Log.php
  Line: 348
  Message: PHP Warning : date(): We selected 'Europe/Berlin' for 'CEST/2.0/DST' instead
  Code: 2

Cause

Unknown.

Resolution

1. Connect to the server via SSH.

2. Check what localtime is being used with the following command:

   # ll /etc/localtime
   lrwxrwxrwx. 1 root root 25 Nov 14 2021 /etc/localtime -> ../usr/share/zoneinfo/Europe/Berlin

3. Unlink /etc/localtime with command:

   # unlink /etc/localtime

4. Link configuration back:

   # ln -s /usr/share/zoneinfo/Europe/Berlin /etc/localtime