Upgrade Not Working

i get a error msg when trying to install the upgrade

validator restore returned fail status
unable to prepare restore script
can anyone tell me whats causing this ? trying to upgrade to 4.8.2
any help will be appreciated

May be the following solution can help you


P.S. Do not forget to make full backup

what does it mean to cd i looked and the ch mod is set at the right permissions under the public html folder


Ideally, if you had access to ssh, logged in, checked the rights to the directories. They are probably wrong. If you do not know how to do this, the server administrator should do it.

Best regards