If those have changed for any reason then WordPress will no longer be able to fetch anything from the database. WordPress needs a specific login and password to access the database. With that being said, there can be a handful of reasons why the error occurs. When that happens, WordPress basically doesn’t know what to do next, so the only thing it can say is, “Error establishing a database connection.” The error occurs when, for whatever reason, WordPress cannot access the information in the database via PHP commands. Putting the two together, WordPress uses PHP commands to connect to the MySQL database, get the information it needs, and then display everything on the screen. Basically, the MySQL database is where every, even the smallest piece of information about your website, is kept. This includes your posts, pages, but also the smaller elements, such as the title of your site, the layout of your widgets, the color settings, etc. WordPress uses a MySQL database to store all of your website’s content. WordPress – the core WordPress files – have been written in PHP. WordPress uses two main pieces of technology to provide you with all its awesome abilities: PHP and MySQL. Understanding The ProblemĪs much as we don’t want to play Captain Obvious here, the nature of the error is self-explanatory – it’s an error establishing a database connection. In fact, the error establishing a database connection is quite common. We know that you’re probably a bit scared right now, but let us assure you that this problem can be fixed and any permanent damage can be prevented. There’s no design, no familiar WordPress site elements, just text: …is the definition of a bad day if you’re a WordPress website owner.Īdmit it, this error message looks quite serious. “ Error establishing a database connection”
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