Can’t Access The Dashboard Functions

have a look at this, cause that seems to have changed for ur user with ur modifications: https://wordpress.org/support/article/roles-and-capabilities/#:~:text=WordPress%20has%20six%20pre-defined,“%2C%20and%20“edit_users“. would be better to tell us which theme modifications u made, otherwise it’s impossible to tell why what happened!

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)