I'd also be interested in this as I am experiencing this same problem with Version: 5.3.1. I have also tried administrator:administrator as the login.
Talend named a Leader.
Kickstart your first data integration and ETL projects.
Watch the recorded webinar!
Find out about Talend's 2019 Summer release
Talend continues to revolutionize how businesses leverage speed and manage scale
Look at6 ways to start utilizing Machine Learning with Amazon We Services and Talend