TRANS and CORE Error

How To fix this error?? My world server Hang and i see this in error log.

2013/ 5/31 04:15:45 TRANS : is not alive

2013/ 5/31 04:15:45 CORE : is not alive

2013/ 5/31 04:16:45 TRANS : is not alive

2013/ 5/31 04:16:45 CORE : is not alive

2013/ 5/31 04:17:45 TRANS : is not alive

2013/ 5/31 04:17:45 CORE : is not alive

2013/ 5/31 04:18:45 TRANS : is not alive

2013/ 5/31 04:18:45 CORE : is not alive

2013/ 5/31 04:19:45 TRANS : is not alive

2013/ 5/31 04:19:45 CORE : is not alive

2013/ 5/31 04:20:45 TRANS : is not alive

2013/ 5/31 04:20:45 CORE : is not alive

2013/ 5/31 04:21:45 TRANS : is not alive

2013/ 5/31 04:21:45 CORE : is not alive

2013/ 5/31 04:22:45 TRANS : is not alive

2013/ 5/31 04:22:45 CORE : is not alive

2013/ 5/31 04:23:45 TRANS : is not alive

2013/ 5/31 04:23:45 CORE : is not alive

2013/ 5/31 04:24:45 TRANS : is not alive

2013/ 5/31 04:24:45 CORE : is not alive

2013/ 5/31 04:25:45 TRANS : is not alive

2013/ 5/31 04:25:45 CORE : is not alive

2013/ 5/31 04:26:45 TRANS : is not alive

2013/ 5/31 04:26:45 CORE : is not alive

2013/ 5/31 04:27:45 TRANS : is not alive

2013/ 5/31 04:27:45 CORE : is not alive

2013/ 5/31 04:28:45 TRANS : is not alive

2013/ 5/31 04:28:45 CORE : is not alive

2013/ 5/31 04:29:45 TRANS : is not alive

2013/ 5/31 04:29:45 CORE : is not alive

2013/ 5/31 04:30:45 TRANS : is not alive

2013/ 5/31 04:30:45 CORE : is not alive

2013/ 5/31 04:31:45 TRANS : is not alive

2013/ 5/31 04:31:45 CORE : is not alive

Your port or database is wrong

the port is correct and database.

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