Trading Post Blank
Try to do as described here: https://forum-en.gw2archive.eu/forum/support/bugs/Trading-Post-remains-blank/3679089 usually it works for me.
Try to do as described here: https://forum-en.gw2archive.eu/forum/support/bugs/Trading-Post-remains-blank/3679089 usually it works for me.
I have tried both methods described there, and neither works.