标题: ORA-09812: Unable to get user clearance from connection [打印本页] 作者: admin 时间: 2016-8-3 15:55 标题: ORA-09812: Unable to get user clearance from connection ORA-09812: Unable toget user clearance from connection Cause: ORACLE was unable to retrieve the user's operatingsystem session
clearance from the SQL*Net connection. Action: Checkthe UNIX error number for a possible operating system error. Also
check the "additional information" field for the SQL*Net error. Ifthere is no error,
contact Oracle Support Services.