After SAP Oracle replicates a new instance, the remote connection of the database reports an error ora-01031

problem ：oracle  The server is used locally 　sqlplus  It can be used 　sys  As 　dba  Log in , But with  pl/sql　 Report when logging in ORA-01031 insufficient privileges 　 error .　 Here's the picture .

The reason for this problem is , During database replication and migration , No corresponding password file .　 Under normal circumstances , There should be a corresponding database instance name in this directory 　orapwTST　 file （ At present, it is still the original orapwPRD).

 

  Because the password remains unchanged , I'll rename it directly here .

 mv orapwPRD orapwTST

Re in 　pl/sql  Login is successful .

Further study ：

1. Password files can be accessed through 　 Tools 　orapwd  produce

as follows 　 I use the command to regenerate a password file
 orapwd file=orapwTST password=pwd

The test can use the new password pwd Log in ( The password for remote login takes precedence over this file , Do not give priority to the account and password of the database itself )

2. If the password file exists correctly ,sqlplus Enquiries are as follows ：

If the file doesn't exist ,sqlplus Enquiries are as follows ：