REASON_ALREADY_JOINED
REASON_ALREADY_JOINED: 5
REASON_CALL_FUNCTION_ERROR
REASON_CALL_FUNCTION_ERROR: 4
REASON_FULL
REASON_FULL: 10
REASON_INTERNAL_ERROR
REASON_INTERNAL_ERROR: 12
REASON_INVALID_PARAM
REASON_INVALID_PARAM: 14
REASON_INVALID_PASSWORD
REASON_INVALID_PASSWORD: 11
REASON_KICKED
REASON_KICKED: 6
REASON_NETWORK
REASON_NETWORK: 3
REASON_NONE
REASON_NONE: 0
REASON_NOT_LOGIN
REASON_NOT_LOGIN: 1
REASON_OFFLINE
REASON_OFFLINE: 7
REASON_OTHER
REASON_OTHER: 100
REASON_OVER
REASON_OVER: 9
REASON_QUIT
REASON_QUIT: 8
REASON_SERVER_ERROR
REASON_SERVER_ERROR: 13
REASON_TIMEOUT
REASON_TIMEOUT: 2
MediaChannel 错误码