Cause: TLI could not establish a
connection to the remote TLI server.
Action: Check that the remote TLI server
is running with the status utility for the transport provider you are
using.

Relared Errors:
ORA-06741: TLI
Driver: unable to open protocol device
ORA-06742: TLI
Driver: cannot alloc t_bind
ORA-06743: TLI
Driver: cannot alloc t_bind
ORA-06744: TLI
Driver: listener cannot bind
ORA-06745: TLI
Driver: listener already running
ORA-06746: TLI
Driver: cannot alloc t_call
ORA-06747: TLI
Driver: error in listen
ORA-06748: TLI
Driver: cannot allocate t_discon
ORA-06749: TLI
Driver: option not allowed across network
ORA-06750: TLI
Driver: sync failed