/SHOUT /YELL /SAY not working for some on Lamia

[bon3s]

ISP:
RCN (and VPN same thing)

Type of Internet Connection:
Cable

Internet Connection Speed:
10 MB/s

Date & Time:
4am EST and currently

Frequency:

Always

Character Name:
Derren Dragonius

Race:
Human

World:
Revenant's Toll, Uld'ah

Class/Level:
50 BLM

Area and Coordinates:
Revenant's Toll 22:8
Uld'ah

Party or Solo:
Solo

NPC Name:
None

Monster Name:
None

In-Game Time:
?

Steps:
I was sittin in revenant's toll at around 4am EST and chat was dying down not too many people talking in /sh at all really and then by the morning there was no /sh chat for me at all and nobody can read my /sh and I can't read anybody's /sh same with /yell and /say. only /fc and I believe msg works

[bon3s]

I cannot find any chimera or hydra groups due to this problem, so I am stuck. please help, thanks.