[Rivet] CDF_1988_S1865951

[Peter Skands]

Hi Hendrik,

Wow, thanks for the speedy bug analysis! Anton, can we try out a more recent 
HepMC version?

Cheers,
Peter

On 11/16/10 9:03 PM, Hendrik Hoeth wrote:
> Hi Anton,
>
> Thus spake Anton Karneyeu (Anton.Karneyeu at cern.ch):
>
>> something wrong with analysis CDF_1988_S1865951. It gives negative Y
>> values for pT distribution histogram. Could you take a look?
>
> thanks for that bug report. It's kind of hard to blame Rivet in this
> case, though. The AGILe installation is using an ancient HepMC version
> (2.03.11) which doesn't have cross-section information support. If you
> then run a Rivet analysis that requires the cross-section for
> normalisation then anything can happen.
>
> True, Rivet should throw an error, and I'll fix that. But you should
> consider using a more recent version of HepMC like 2.06.
>
> Cheers,
>
>     Hendrik
>