Oracle Error ORA-00107: failed to connect to network listener process

Oracle Error Message

ORA-00107: failed to connect to network listener process

Reason for the Error

This error is most likely as a result of the network listener process not having been started.

Solution

There are 3 options that can help resolve this error.

  • Check that the network configuration file is properly configured.
  • Check that the client-side address is correctly configured.
  • Check that the listener initialization parameter file is properly configured.