普通用户set autotrace on报错

报错截图：

 

 解决方法：

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[oracle@oracle11g ~]$ sqlplus / as sysdba   SQL*Plus: Release 11.2.0.4.0 Production on Fri Aug 5 02:12:48 2022   Copyright (c) 1982, 2013, Oracle.  All rights reserved.     Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options   SQL> SQL> SQL> grant plustrace to scott; grant plustrace to scott       * ERROR at line 1: ORA-01919: role 'PLUSTRACE' does not exist     SQL> @$ORACLE_HOME/sqlplus/admin/plustrce.sql SQL> SQL> drop role plustrace; drop role plustrace           * ERROR at line 1: ORA-01919: role 'PLUSTRACE' does not exist     SQL> create role plustrace;   Role created.   SQL> SQL> grant select on v_$sesstat to plustrace;   Grant succeeded.   SQL> grant select on v_$statname to plustrace;   Grant succeeded.   SQL> grant select on v_$mystat to plustrace;   Grant succeeded.   SQL> grant plustrace to dba with admin option;   Grant succeeded.   SQL> SQL> set echo off SQL> SQL> grant plustrace to scott;   Grant succeeded.   SQL>