The beetle dont open packpack when pressing the context menu button generate by Server, I think its a server bug because the button to open pack appear.
Workaroud is an event on script.
Shaco on discord propose to add this event to the pet. Seem good idea
[EVENTS e_pack_pet]
ON=@ContextMenuRequest
if <ismypet>
src.addcontextentry 669,3006145,020,055 // Open Backpack
endif
ON=@ContextMenuSelect
if <distance> > 2
src.sysmessage @,,1 <name> is too far away.
return 1
endif
if <argn>==669
ref1=<uid>
uid.<ref1.findlayer.21>.dclick
endif