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With the peace of the mp you provided what I can see is that it is 99% equal to oslo.master. The main difference is that you removed all security trimmed controls, which should not affect in this case. I cannot tell what is going on, I don't know how you deploy the masterpage, so if you have a composed look, difficult to say. So if you want to reset the ...
Check the lock state of the site collection. If it is ReadOnly/NoAccess, first restore to normal mode. You may refer the below command Set-SPSite -Identity "<SiteCollection url>" -LockState "Unlock" For additional details, reference link
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