1)booster,rage,angel ray,mystic door,guardian,mana reflection,hero's will and paladin fourth job skill are not available at the moment.
2)Did u equip item pouch or meso magnet?
If not,go take a quest(any quest will do)
then forfeit all your quest.
Re-log.
It should be fixed then
3)This is caused by selfish people who have bug with their character.
It will be fixed once then server restart.
4)pet dragon do work.just proceed on how u get baby dragon in MSEA or MGLB to hatch it.(if i didn't remember wrongly,u need to talk to some fairy)