Creating a child theme: How do I find the template name of the parent directory?

As stated in the Theme handbook (https://developer.wordpress.org/themes/advanced-topics/child-themes/)

you need to use the parent theme dir name in the ‘Template’ header. In your case the template name would be.

Template: fitness-hub

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