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

NNC-00407: alias loop in name request

1 Answers  


ORA-31460: logfile location string is not an existing directory

1 Answers  


ORA-38721: Invalid file number.

1 Answers  


ORA-00337: log file 'string' does not exist and no size specified

1 Answers  


ORA-15003: diskgroup "string" already mounted in another lock name space

1 Answers  






ORA-07260: spdcr: wait error.

1 Answers  


PCC-01010: Invalid use of NULL character in character literal

1 Answers  


TNS-12649: Unknown encryption or data integrity algorithm

1 Answers  


ORA-19333: Invalid flags for the CREATE_DBURI operator

1 Answers  


ORA-26715: time limit reached

1 Answers  


RMAN-06479: WARNING: control file copy 'string' cannot be found on disk

1 Answers  


ORA-16640: CRS warns that multiple instances may still be running.

1 Answers  


Categories