Hi SommerA,
Thank you so much for your post and welcome to the Community Forum! I am deeply sorry to hear that you were not able to login to your account. We are aware of the issue that some of the users can't login to their account. We are currently investigating this issue and we will be posting an update once this issue is resolved. We are sorry for any inconvenience this may cause, and thanks for bearing with us while we work on it.
Recent Updates can be found on the status page MYOB.
Regards,
Earl