Argument string of external procedure string has unsupported datatype string
ORA-28578 – Oracle Error Code
Protocol error during callback from an external procedure
ORA-28579 – Oracle Error Code
Network error during callback from external procedure agent
ORA-28580 – Oracle Error Code
Recursive external procedures are not supported
ORA-28581 – Oracle Error Code
Protocol error while executing recursive external procedure
ORA-28582 – Oracle Error Code
A direct connection to this agent is not allowed
ORA-28590 – Oracle Error Code
Agent control utility: illegal or badly formed command
ORA-28591 – Oracle Error Code
Agent control utility: unable to access parameter file
ORA-28556 – Oracle Error Code
Authorization insufficient to access table
ORA-28592 – Oracle Error Code
Agent control utility: agent SID not set