PLS-01909: : cannot assign supertype instance to subtype



PLS-01909: : cannot assign supertype instance to subtype..

Answer / guest

Cause: An attempt was made to assign or copy a supertype
instance to a container (destination) that can only hold a
subtype instance.

Action: Make sure the runtime type of the source of the
assignment or copy is the same type as the destination or is
a subtype of the destination type

Please add more information about this Error

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Oracle Errors Interview Questions

ORA-32807: message system link string already exists

1 Answers  


ORA-25292: Cannot add buffer on the specified queue

1 Answers  


PCC-02104: Unable to connect to Oracle

1 Answers  


PLS-00303: qualifier 'string' must be declared

1 Answers  


TNS-01177: Log Status is OFF. Log file/directory unchanged

1 Answers  






ORA-32601: value for retention cannot be provided

1 Answers  


SQL*Loader-00533: OCI return status: unknown, value is number

1 Answers  


ORA-26057: Conversion is not necessary for this direct path stream.

1 Answers  


ORA-32310: object materialized views must select from an object table

1 Answers  


DRG-10308: no server with the required string personality mask is running

1 Answers  


PCC-00073: Cursor is declared but never OPENed at line number in file string.

1 Answers  


ORA-30575: ConText Option not installed

1 Answers  


Categories