数据库启动时online.log报错，请问是什么问题？

yahjy

22:03:19  Dataskip is now OFF for all dbspaces
22:03:19  Quiescent Mode
22:03:19  Assert Failed: Buffer manager internal error
22:03:19  Informix Dynamic Server Version 7.31.UC7
22:03:19   Who: Session(1, informix@host, 0, -1672986604)
                Thread(8, main_loop(), 9c45c014, 1)
                File: rsbuff.c Line: 135
22:03:19   Results:
22:03:19   Action: Internally corrected
22:03:20   See Also: /tmp/af.3f020f7
22:03:20  Assert Failed: Buffer manager internal error
22:03:20  Informix Dynamic Server Version 7.31.UC7
22:03:20   Who: Session(1, informix@host, 0, -1672986604)
                Thread(8, main_loop(), 9c45c014, 1)
                File: rsbuff.c Line: 135