my character is glitched

well when i joined today tried fixing my macros like i always do i think something happened that glitched my character because i joined a dunj and everyone said that they can't see me i thought this was normal at 1st as the only the mage said so but after 2min all of them said the same after that i went to dalaran asked one of my friends to check it out and they said that they can't see me either idk what happened but can u please fix it :D

1. log out and then from the website go into My Account>Services>Select Realm>Select Character>Set Currency:Free>Character Unstuck

2. once you log in-game type this on chat:
/script LeaveParty()