I have a really weird problem regarding master page or
In this case I edit the master page as you can see:
The problem is that this change just has an affect onto the settings page of the site collection.
This screenshot show the content of the settings page:
And this one on the homepage of the site collection:
As you can see the master page change just has an affect on the settings page.
Can someone help me please?
Thank you and best regards,