ORA-28554: pass-through SQL: out of cursors

admin

ORA-28554: pass-through SQL: out of cursors
Cause: The maximum number ofopen cursors has been exceeded.
Action: Close open cursors byusing the pass-through SQL CLOSE_CURSOR
function.
ORA-28555: pass-throughSQL: required parameter missing or NULL
Cause: An attempt was madeto pass a NULL value to a non-NULL parameter.
Action: Use a non-NULL valuefor the parameter.
ORA-28556:authorization insufficient to access table
Cause: A query attempted toaccess a table in the non-Oracle system that is either
privileged or has privileged columns.
Action: Contact the DBA forthe non-Oracle system. The DBA can grant
permission to access the privileged table or columns.
ORA-28557: unknown string for database link tonon-Oracle system
Cause: When attempting toconnect to a non-Oracle system through a
Heterogeneous Services database link, the agent supporting this non-Oracle
system failed to return FDS_CLASS_NAME and/or FDS_INST_NAME. ORACLE
requires