Re: [ROOT] Problem with tutorials

From: Rene Brun (Rene.Brun@cern.ch)
Date: Sun May 20 2001 - 17:23:30 MEST


Hi Christian,

-Your problem 1
 Did you set the LD_LIBRARY_PATH to include the current directory ?

-Problem 2
Is fixed in the CVS version

-Problem 3
Seems to be specific to the MAC version.
I ran the macro principal.C on all the machines where I generate
teh binaries. I always get the same result.

Rene Brun


On Sat, 19 May 2001 cstrato@EUnet.at wrote:

> Dear Rene
> 
> Thank you for the fast reply.
> 
> -Problem 1:
> I did run make, not gmake, as far as I know this should not make a
> difference?
> To run Event, I tried
>    Event
>    Event 400 1 1  (since this was the call in earlier versions?)
> I will try Event 400 0 7 1
> 
> -Problem 3:
> In my case this worked in version 3.00/01 but not in version 3.00/06 and not
> in 3.01/02
> The reason is unclear to me.
> 
> Best regards
> Christian
> 
> Rene Brun wrote:
> 
> > Hi Christian,
> >
> > -Problem 1
> >  Did you run gmake before executing Event?
> >  To run Event, do:
> >     Event 400 0 7 1
> >     Event 400 0 7 20
> >
> > -Problem 2
> >  I will look into this.
> >
> > -Problem 3
> >  I have no problems on my machine. The result is
> >
> > root [0] .x principal.C
> > *************************************************
> > *         Principal Component Analysis          *
> > *                                               *
> > *  Number of variables:             10          *
> > *  Number of data points:            10000      *
> > *  Number of dependent variables:    3          *
> > *                                               *
> > *************************************************
> >  Variable #  | Mean Value |   Sigma    | Eigenvalue
> > -------------+------------+------------+------------
> >            1 |      4.998 |      1.002 |     0.3002
> >            2 |      8.022 |      2.816 |     0.1045
> >            3 |      1.992 |      1.987 |     0.1018
> >            4 |      5.008 |     0.9893 |     0.1014
> >            5 |      8.045 |      2.811 |    0.09937
> >            6 |      2.019 |      2.049 |    0.09853
> >            7 |       4.99 |      1.008 |    0.09747
> >            8 |  1.751e+05 |  1.013e+05 |     0.0968
> >            9 |  1.501e+05 |  8.689e+04 |  1.079e-08
> >           10 |  1.401e+05 |  8.108e+04 |  4.884e-09
> >
> > <TCanvas::MakeDefCanvas>: created default TCanvas with name c1
> > Writing on file "pca.C" ... done
> >
> > Rene
> >
> > > Dear Rene, dear Damir
> > >
> > > On my PowerBook running LinuxPPC 2000, I have just installed root
> > > 3.01/02.
> > >
> > > When testing the tutorials I found the following problems:
> > >
> > > 1, Running Event, I get:
> > > [christian@book test]$ ./Event
> > > ./Event: error in loading shared libraries:
> > > ./Event: undefined symbol: Class__5Track
> > >
> > > 2, Running .x tree4.C, I get:
> > >  event_not_split =
> > >  *** Break *** segmentation violation
> > >
> > > 3, Running .x principal.C, I get:
> > > root [0] .x principal.C
> > > *************************************************
> > > *         Principal Component Analysis          *
> > > *                                               *
> > > *  Number of variables:             10          *
> > > *  Number of data points:            10000      *
> > > *  Number of dependent variables:    3          *
> > > *                                               *
> > > *************************************************
> > > Error in <TPrincipal::MakeEigenVectors>: too many iterations
> > >
> > >  Variable #  | Mean Value |   Sigma    | Eigenvalue
> > > -------------+------------+------------+------------
> > >            1 |      4.998 |      1.002 |        nan
> > >            2 |      8.022 |      2.816 |        nan
> > >            3 |      1.992 |      1.987 |        nan
> > >            4 |      5.008 |     0.9893 |        nan
> > >            5 |      8.045 |      2.811 |        nan
> > >            6 |      2.019 |      2.049 |        nan
> > >            7 |       4.99 |      1.008 |        nan
> > >            8 |  1.751e+05 |  1.013e+05 |        nan
> > >            9 |        nan |        nan |        nan
> > >           10 |  1.401e+05 |  8.108e+04 |        nan
> > >
> > > <TCanvas::MakeDefCanvas>: created default TCanvas with name c1
> > > Writing on file "pca.C" ... done
> > > root [1] Error in <RootX11ErrorHandler>: BadValue (integer parameter out
> > > of range for operation) (XID: 0)
> > > Error in <RootX11ErrorHandler>: BadDrawable (invalid Pixmap or Window
> > > parameter) (XID: 54526624)
> > >
> > > Is this Mac-specific or a general problem?
> > >
> > > Thank you in advance for your help.
> > >
> > > Best regards
> > > Christian
> > > ----------------------------------
> > > C.h.r.i.s.t.i.a.n  S.t.r.a.t.o.w.a
> > > V.i.e.n.n.a,  A.u.s.t.r.i.a
> > >
> > >
> > >
> 



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