This is exactly the problem I have - shocking that such a bug is allowed to exist in a live system.
I'm so sorry to hear you're running into those issues, but thank you both for reaching out to us so we can help troubleshoot what's going on. What browser are you working in when those issues occur? Can you please try using a different browser or your current one in safe/incognito mode to let us know if that helps at all? If not, this FAQ offers a few more troubleshooting steps as well. Please let us know if any of those work or if you are still running into those issues after trying those steps.
@RonyE, have you had any success with verifying your email address to use in your account? If not, please send us an email at social_support(at)constantcontact(dot)com from the email address you'd like verified. If you could please reference this post as well that would be much appreciated.