How to fix the Oracle error ORA-29968: No primary operator bindings found for ancillary binding #string?

In this post, you’ll learn more about the Oracle ErrorORA-29968: No primary operator bindings found for ancillary binding #string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-29968: No primary operator bindings found for ancillary binding #string

Reason for the Error ORA-29968: No primary operator bindings found for ancillary binding #string

At least one ancillary binding of the specified operator could not be validated because all of its associated primary operator bindings have been dropped.

How to fix the Error ORA-29968: No primary operator bindings found for ancillary binding #string ?

You can fix this error in Oracle by following the below steps

Either drop the ancillary binding whose primary operators are missing, or drop the entire operator, if this is the only binding. This binding cannot be re-validated.