ORA-1548 Dropping UNDO Tablespace Distributed Transaction Pending:Prepared / Dead
(Doc ID 1321093.1)
Last updated on NOVEMBER 28, 2024
Applies to:
Oracle Database Exadata Cloud Machine - Version N/A and laterOracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
After creating a new Undo Tablespace, you are trying to drop the old Undo Tablespace and are getting the following error:
ORA-01548: active rollback segment '_SYSSMU51$' found, terminate dropping
Changes
Cause
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In this Document
| Symptoms |
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| Cause |
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| References |