[rt-users] DB upgrade errors from 3.8.9 to 4.0.4

Kim Pedersen lists at kimp.org
Wed Jan 25 15:50:19 EST 2012

On 2012-01-25 16:42, Kevin Falcone wrote:
> Your error appears to be because your 3.8 install is being loaded 
> along with the 4.0 install:
>> /usr/lib/perl5/vendor_perl/5.10.1/RT/ACE_Overlay.pm line 650
>> (/usr/lib/perl5/vendor_perl/5.10.1/RT/ACE_Overlay.pm:553)
> etc etc, others trimmed.
> ACE_Overlay.pm is a 3.8 file, it doesn't exist in 4.0
> You'll need to remove the RPM install, use another server, or use
> another perl to install 4.0 on this system (this is one of the many
> problems with installing RT into the standard system perl paths, which
> is the technique used by the RPMs).
> Also, I wouldn't trust that any part of the upgrade ran properly,
> since having 3.8 libraries loaded on top of the 4.0 libraries
> guarantees some failures.

Hi Kevin,

Thanks for that - I had hoped to be able to run both installations side 
by side on the same system, but what you say makes sense.

I'll remove the RPM and re-install

Thanks again,


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