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SAP Knowledge Base Article - PreviewSymptom
When trying to start the listener, it fails with:
Connecting to (ADDRESS=(PROTOCOL=IPC)(KEY=<SID>.WORLD))
TNS-12541: TNS:no listener
TNS-12560: TNS:protocol adapter error
TNS-00511: No listener
HPUX Error: 239: Connection refused
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Environment
- Oracle RAC
- HP-UX
- Not restricted to any SAP product
Keywords
listener lsnrctl start fail failing , KBA , BC-DB-ORA , Oracle , Problem
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