Listener with protocol nlwnsck, host WIN-dzjz01, port 5000 , engine 0 is quitti

[huangyongxiong33]

sybase12.5.2 + windows server2008(64位)
sybase 运行几天就会报下面的错误：
00:00000:00012:2017/01/14 09:20:45.67 kernel Listener with protocol nlwnsck, host WIN-dzjz01, port
5000 , engine 0 is quitting after a fatal error.
00:00000:00012:2017/01/14 09:20:45.67 kernel ************************************
00:00000:00012:2017/01/14 09:20:45.67 kernel curdb = 1 tempdb = 2 pstat = 0x200
00:00000:00012:2017/01/14 09:20:45.67 kernel lasterror = 0 preverror = 0 transtate = 1
00:00000:00012:2017/01/14 09:20:45.67 kernel curcmd = 0 program =
00:00000:00012:2017/01/14 09:20:45.79 kernel pc: 0x00C2AD4D AseHTTPURLInputStream::readBytes+ 0x101
365 (0x0428F9F0, 0x00001000, 0x00000004, 0x00003000)
00:00000:00012:2017/01/14 09:20:45.79 kernel end of stack trace, spid 12, kpid 917518, suid 0

重启sybase服务后又能正常的运行几天
报错看不大懂，帮解释下，如何解决这个问题？谢谢！

[Sybase数据库恢复]

sybase版本该升级了。