Oracle Error ORA-16433: The database must be opened in read/write mode.

Oracle Error Message

ORA-16433: The database must be opened in read/write mode.

Reason for the Error

An attempt was made to open the database in read-only mode after an operation that requires that the database be opened in read/write mode.

Solution

Open the database in read/write mode. The database can then be opened in read-only mode.