How does the incorrect behaviour of this website manifest itself?

Please explain the problem in detail. What happens? What is the exact error messages?

Seems to be that that was a problem of the website. Error message was that this is an icompatible browser, recognized as internet exploer. Thanks.

So the problem is taken care of?

I am glad to hear that your problem has been resolved. If you haven't already, please select the answer that solves the problem. This will help other users with similar problems find the solution more easily.

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