Oracle® Database 8i | 9i | 10g | 11g | 12c | 18c | 19c Error Codes
Information for Database Error Code ORA-01646: tablespace '[string]' is not read only - cannot make read write
ORA-01646: tablespace '[string]' is not read only - cannot make read write
Cause: Attempting to make a tablespace read write that is not read only. It may be either online or offline.
Action: Leave tablespace read write.
Error Type: ORA
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