Re: ORA-00201 during startup

Hello,

I suppose that you'll need to use a backup of the controlfile (or recreate it from a backup to trace) and than run a fake incomplete recovery (using backup controlfile).

Regards
Dimitre

On 26/05/2021 11.05, Abdellah DANY wrote:
> Hi experts,
>
> We inadvertently startup database bad compatible parameter. 11.2.0.4
> instead of 11.2.0.3.
>
> When trying to restart it using the good init file, we got this error.
>
> ORA-00201: control file version 11.2.0.4.0 incompatible with ORACLE
> version
> 11.2.0.3.0
> ORA-00202: control file: '../.../oracle/control/control01.ctl'
>
> Is there a way to start the database without upgrading/downgrading
> procedure?
>
> PS: the datafiles header contain already the new 11.2.0.4 compatible
> parameter.
>
> Thanks in advance.
>

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