How to fix the Oracle error ORA-27424: calendar clauses string and string are incompatible?

In this post, you’ll learn more about the Oracle ErrorORA-27424: calendar clauses string and string are incompatible with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-27424: calendar clauses string and string are incompatible

Reason for the Error ORA-27424: calendar clauses string and string are incompatible

The calendar definition contained clauses that were incompatible.

How to fix the Error ORA-27424: calendar clauses string and string are incompatible ?

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

Change or remove either clause.