Help for TNS-12541:No listener
One of my DB server got the issue, TNS-12541 no listener, when no any Oracle net files were modified.
On the server, if I used
DOS>lsnrctl status
TNS-12541: TNS:no listener
TNS-12560: TNS:protocol adapter error
TNS-00511: No listener
64-bit Windows Error: 61: Unknown error
The server is on windows 2008R2 64bit
Thanks for helping
Liz