Problem in online sharing

Hello all
Which link and from where in our online experiment we have to send to the participants?
I sent one that works for me but they recive this image.

Does anybody know what the problem is?

@negin how are your participants getting to your experiment? Are you sending them the link directly or are they coming from a recruiting service (Prolific, Sona, Qualtrics, etc.)? Make sure you have credits in your account or a valid license and when your experiment is set to Run, you should be able to use the auto-generate link (