Error reconnecting to the databse

Hello, I was scanning my website on a plugin called wordpfence and got an issue, error reconnecting to the database, server at localhost was lost, what does this mean and is it normal or can it be fixed, I which I could’ve sent some pics by I can’t, hope I get help

• This topic was modified 2 years, 1 month ago by Jan Dembowski. Reason: Moved to Fixing WordPress, this is not an Everything else WordPress topic