How to fix the Oracle error ORA-28561: unable to set date format on non-Oracle system?

In this post, you’ll learn more about the Oracle ErrorORA-28561: unable to set date format on non-Oracle system with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28561: unable to set date format on non-Oracle system

Reason for the Error ORA-28561: unable to set date format on non-Oracle system

Initialization of a Heterogeneous Services connection to set the date format to be used on the connected non-Oracle system.

How to fix the Error ORA-28561: unable to set date format on non-Oracle system ?

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

If the Oracle data dictionary supplies a value for the HS_NLS_DATE_FORMAT parameter, confirm that this value is formatted correctly by the rules of the non-Oracle system. Also check for additional information in log and trace files generated by the Heterogeneous Services agent.