Have you just registered on Widilo and haven't received your welcome bonus? To receive your welcome bonus, you must first validate your email address. To do this, an email will be sent to you and you will only have to click on the link provided to validate your email address. Once your email address is validated, you will receive your welcome bonus of £5.
You can find your welcome bonus in your Personal Space.
Your link tells you that an error has occurred and that you need to contact customer service? Don't panic, if that's the case, remember to check your account that you haven't already received the bonus.