This happened when party leader accepting emergency quest over counter. One message pops up, that I have been invited to join a quest. However, second message pops up that direct me to accept quest, but nothing happened when I [Tab]. I can only access Mail where the three tiny icons on the top of the screen. Can someone able to help me figure out what is going on?

Hi! Have you tried sending a ticket regarding this issue? Our support team is more than happy to assist you. You may send a ticket in this link https://pso2.com/support#contact-us