/support/notes/service/sap_logo.png){kind=logo}
SAP Knowledge Base Article - PreviewSymptom
Database is not starting with error ORA-65101 and it is a no CDB database.
From alert log:
2025-09-15T22:42:05.386453+04:00
ORA-65101 signalled during: ALTER DATABASE MOUNT...
Read more...
Environment
Oracle Database 12c or higher
Keywords
ORA-65101, ORA-65101: container database set up incorrectly, ORA-65101 signalled during , KBA , BC-DB-ORA , Oracle , Problem
About this page
This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).Search for additional results
Visit SAP Support Portal's SAP Notes and KBA Search.
/support/notes/service/facebook.svg)
/support/notes/service/twitter.svg)
/support/notes/service/youtube.svg)
/support/notes/service/linkedin.svg)
/support/notes/service/instagram2.svg)