ORA-28506: parse error in data dictionary translation for string stored in string
Cause: A reference to an ORACLE data dictionary table or view name on a heterogeneous database link to a non-Oracle system could not be translated. The ORACLE data dictionary tables shown with view HS_CLASS_DD contain invalid SQL for the data dictionary translation
Action: Contact customer support of the agent vendor
https://support.oracle.com/
http://www.oracle.com/