How to fix the Oracle error ORA-28527: Heterogeneous Services datatype mapping error?

In this post, you’ll learn more about the Oracle ErrorORA-28527: Heterogeneous Services datatype mapping error with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28527: Heterogeneous Services datatype mapping error

Reason for the Error ORA-28527: Heterogeneous Services datatype mapping error

Either an Oracle datatype could not be mapped to a non-Oracle datatype, or a non-Oracle datatype could not be mapped to an Oracle datatype. These mappings are defined as capability definitions in the ORACLE server’s data dictionary.

How to fix the Error ORA-28527: Heterogeneous Services datatype mapping error ?

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

Verify that the ORACLE server’s data dictionary has been initialized with correct capability definitions for the connected FDS_CLASS_NAME and FDS_INST_NAME. If table contents are incorrect, a DBA should restore all data dictionary content for this FDS_CLASS_NAME and/or FDS_INST_NAME. It usually is sufficient to delete all current data dictionary content for this class and/or instance and initiate a new connection to let the connected agent upload new data dictionary content to the server. If the error persists contact the customer support representative of the agent vendor.