ORA-02298: cannot validate (bala.TSK_FK) - parent keys not found

parent keys not found

Error:

ORA-02298: cannot enable name - parent keys not found
Cause:

You tried to execute an ALTER TABLE ENABLE CONSTRAINT command, but it failed because your table has orphaned child records in it.
Action:

The options to resolve this Oracle error are:
Remove the orphaned child records from the child table (foreign key relationship), and then re-execute the ALTER TABLE ENABLE CONSTRAINT command.
Create the missing parent records in the parent table (foreign key relationship), and then re-execute the ALTER TABLE ENABLE CONSTRAINT command.


ORA-02298:
cannot validate (string.string) - parent keys not found
Cause: an alter table validating constraint failed because the table has orphaned child records.
Action: Obvious