Custom template page with custom archives listing by user

Consider removing that extra the_post(); after $the_query->the_post();.

That will solve the problem. You may just use that once on the Query object. You have a custom quesry, then just call it on that exact object is required.

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