Carlos Sierra's Tools and Tips

If you see in the main html SQLTXPLAIN (SQLT) the following error you can execute the commands below connected as SYS:

sqlt$a: *** d:ORA-19384: cannot pack into staging table from previous version
sqlt$a: *** d:DBMS_SQLTUNE.PACK_STGTAB_SQLSET

DROP TABLE sqltxplain.sqli$_stgtab_sqlset;
BEGIN
 SYS.DBMS_SQLTUNE.CREATE_STGTAB_SQLSET (
 table_name => 'SQLI$_STGTAB_SQLSET',
 schema_name => 'SQLTXPLAIN');
END;
/
DROP TABLE sqltxplain.sqlt$_stgtab_sqlset;
BEGIN
 SYS.DBMS_SQLTUNE.CREATE_STGTAB_SQLSET (
 table_name => 'SQLT$_STGTAB_SQLSET',
 schema_name => 'SQLTXPLAIN');
END;
/