ORA-28511: lost RPC connection to heterogeneous

admin

ORA-28511: lost RPC connection to heterogeneous remote agent using SID=string
Cause: A fatal erroroccurred in one of the following places: -- the connection
between the ORACLE server and the agent -- the heterogeneous services remote
agent itself -- the connection to the non-Oracle system This error occurredafter
communication had been established successfully.
Action: Check for networkproblems and remote host crashes. The problem is
probably in the agent software. If so, contact a customer supportrepresentative of
the agent vendor.