„IO Error: The Network Adapter could not establish the connection”,
it indicates that there is no network connection to the server.
In this case, you should check if:
- there are correct entries of server address, port and instance name in the aSISt db.properites subdirectory;
- the port or service is blocked on the ORA server firewall,
- there is no network communication to the server.
Please, restart either database machine, net card or Oracle services. Use command:
to check if default db port is not blocked by another process.
To kill the process, type its id and then run the command:
taskkill /pid 18264 /f
where 18264 is identification of another process that uses Oracle’s default port.