Pet won't come out
If you go underwater it fixes it. Edit, and click the pet controls.
(edited by Fluffball.8307)
https://forum-en.gw2archive.eu/forum/professions/ranger/Perma-stowed-pet/first#post5562139
https://forum-en.gw2archive.eu/forum/professions/ranger/How-to-unstow-pet/first#post5565405
may find some solutions to recent beta pet bugs.