https://euipo.europa.eu/ohimportal/en/web/guest-staging/news/-/action/view/5724380
Content Reproduced verbatim from the Website of the European Union(EU) Intellectual Property Office as permitted under their Terms of Use.

The EUIPO website is currently experiencing a technical issue, which is preventing up to 15% of registered users from logging in as usual. Our teams are working to solve the problem as quickly as possible.