Hi there,
i've some problem while upgrading a
Debian 8.11 x64 VPS from
Product: Plesk Onyx 17.8.11 Update #88
to
Plesk Obsidian 18.0.28
Plesk is showing in the System Overview:
(Plesk Obsidian 18.0.28 is available.)
But when i click on it the "Install" the "Install or Upgrade Product"...