hello Philippe,
Philippe Canal <pcanal_at_fnal.gov> writes:
> You might have a file whose name is exactly 'energy' in the current
> file system directory.
> TTree::Draw thinks you want to use it to express the quantity being drawn.
> Rename this file and your Draw command should work.
>
That was indeed the problem.
Thanks very much for your help.
Roger Received on Thu Oct 30 2008 - 16:17:07 CET
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