Hello,
To try to understand how UX works with Polymer3 and Tririga, I tried to make a small application that uses "CURRENT_USER" to put in an array of data the firstname and lastname information but I encounter difficulties.
I managed to put the same information on form fields with :

but trying with a table, I still did not succeed after several different attempts :

Do you have any idea why I can't do this with the data tables :

Thank you in advance
SDA