软件开发Oracle 11g
Oracle数据库中报错，不知什么原因，求解决方法？
Mon Sep 18 22:09:02 2017
minact-scn: got error during useg scan e:12751 usn:9
minact-scn: useg scan erroring out with error e:12751
Mon Sep 18 22:09:02 2017
minact-scn: got error during useg scan e:12751 usn:9
minact-scn: useg scan erroring out with error e:12751