Re: Error when adding THnSparseD objects

Hi Alberto,

can you send me the two files or better yet the two THnSparse for which this happens?

Cheers, Axel.

On 2009-07-21 10:46, Alberto Pulvirenti wrote:
> Dear all,
>
> I have two files which are outputs of the same analysis done on
> different data sets. Each file contains a TList of THnSparseD objects
> with well-specified names.
>
> I want to generate a file with the same structure, where each THnSparseD
> should be the sum of the two omonyme objects in the source files.
>
> I managed to prepare a macro which reads the two files and adds up the
> two such histograms, but I always encounter a warning like this
>
> Error in <TExMap::Expand>: slot 568 not empty (should never happen)
>
> what does it mean? How can I check it?
>
> Thanks, cheers
>
> Alberto
>
>
Received on Tue Jul 21 2009 - 10:49:43 CEST