Replied to this earlier: apparently didn't take.
Yes, I tried on Firefox & MS Edge. Same symptoms. All links withing SCP, which I had checked, work except those mentioned above (which are under 'Options'. Strangely, .'htaccess Protection', which is also under 'Options', seems to work fine.
-Joe
Try cleaning all data from Tasks -> Initialize Data. If that doesn't work please send me administrative credentials (use the email from which you receive forum notifications).