Changed wp url, can't access wp admin

website is:

Error Message:
  This is the page where I should access my admin. But all I see is a black page with three boxes with 1)User authentication solutions 2)Circuit board pcba and 3) pcba board.

This wordpress url should be/was originally

I was told to go to my wp database and change back url there. Already done that but problem persist. Please help.

A post was merged into an existing topic: Lost wordpress dashboard