ORA-28354: Encryption wallet, auto login wallet, or HSM is already open

This error comes when you try to open a password-based keystore, and the keystore is already open.

SQL> SELECT WRL_PARAMETER, STATUS, WALLET_TYPE FROM V$ENCRYPTION_WALLET; WRL_PARAMETER                                                        STATUS                                            WALLET_TYPE ---------------------------------------- ------------------------------ -------------------- ----------------------------------------- C:\APP\ORACLE\ADMIN\SALMAN12C\WALLET     OPEN_NO_MASTER_KEY             PASSWORD

ORA-46661: keystore not open in root container

In a multi tenant environment, this error comes when you try to open a password-based keystore in a pluggable database and the keystore in root container is no already open. Please note that to open keystore in any pluggable database, the keystore in root container (CDB$ROOT) must be opened first, or alternatively you can use CONTAINER=ALL option while opening keystore in the root container so that keystore for all the pluggable databases is also opened.