Database Error Messages

Release
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  • 23ai
  • 21c
  • 19c
Updated
Jun 24, 2024

RMAN-05531

a mounted database cannot be duplicated while datafiles are fuzzy

Cause

A DUPLICATE with FROM ACTIVE DATABASE command was specified while the database was mounted or open read-only. Unless the database is open read/write, the data files cannot be fuzzy.


Action

Open the database read/write, then shutdown cleanly before mounting.