Player Freezing

I'm having an issue with a player who cant move and we cannot teleport him to any given location
These are the error messages
23:12:05
CONSOLE:
ERROR]: Could not pass event PlayerMoveEvent to WorldGuard v5.7.3
23:12:05
CONSOLE:
java.lang.LinkageError: org/anjocaido/groupmanager/data/User
23:12:05
CONSOLE:
Source) ~[?:?]
23:12:05
CONSOLE:
Source) ~[?:1.7.0_45]
23:12:05
CONSOLE:
Source) ~[?:1.7.0_45]
23:12:41
CONSOLE:
ERROR]: Could not pass event AsyncPlayerChatEvent to Essentials v2.12.2
23:12:42
CONSOLE:
Source) [?:1.7.0_45]