Navigating to Admin page redirects to https and does not connect

Navigating to Admin page redirects to https and does not connect

After the upgrade to 9301 and then 9302 we are seeing the following behaviour:

When in:
we click on Admin button
it redirects to

and does not display the page.

when you hover over the Admin link it shows the hyperlink as:

but does not go there.

Please look into this.
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