Re: [ROOT] Histogram drawing problem

From: Rene Brun (Rene.Brun@cern.ch)
Date: Thu Sep 26 2002 - 21:17:22 MEST


Hi Ben,

Which version are you using ?

Are you filling the profile with weights?
Could you send me the TProfile histogram saved in a small root file
as a mail attachement?
You can also check the bin/error contents by executing
  myprofile->Print("all")

Let me know

Rene Brun

On Thu, 26 Sep 2002, Ben Cowan wrote:

> When I try to draw a profile histogram that I've filled using
> TChain::Project I get the message
> 
> Warning in <TCanvas::ResizePad>: c1 height changed from 0 to 10
> 
> and nothing appears to draw, other than the blanking of the very top of
> the window.  This was working fine, and without making any significant
> changes to my scripts this problem appeared all of a sudden.  If I just
> fill the histogram with a few events this problem does not occur.
> 
> There was a thread about this about two months ago ("Problem drawing
> functions"), but it's not clear what the fix or workaround was, or even
> where the problem came from.  Any ideas?
> 
> Cheers,
> -Ben
> 



This archive was generated by hypermail 2b29 : Sat Jan 04 2003 - 23:51:11 MET