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Entry  03 Sep 2015, Farrukh Azfar, Bug Report, Saving canvas as pdf via a button one vs many pads MIDTBCTab.cppMIDTRCTab.cpp
    Reply  07 Sep 2015, Ryu Sawada, Bug Report, Saving canvas as pdf via a button one vs many pads SampleCanvas.20150907.175151.pdf
       Reply  07 Sep 2015, Farrukh Azfar, Bug Report, Saving canvas as pdf via a button one vs many pads 
Message ID: 161     Entry time: 07 Sep 2015     In reply to: 160
Author: Farrukh Azfar 
Topic: Bug Report 
Subject: Saving canvas as pdf via a button one vs many pads 
Dear Ryu,

thanks very much for trying this out. Perhaps Sudeshna can verify that the problem is still 
there in her code or if its fixed ?

- thanks
Farrukh

> Dear Farrukh
> 
> I tried your code, but the problem was not reproduced.
> I can save the canvas as attached without crash.
> 
> Only the difference from your code is the histograms.
> Since I don't have your task I took and draw 'ADC' histograms from 'FillHistogram' task.
> No other changes were made from your code.
> I edited .h file of the tab from the automatically generated ones.
> 
> Ryu
> 
> 
> 
> > Dear Colleagues 
> > 
> > we have implemented in one of our tabs a button to call a function which saves a 
> > canvas to a pdf file with a time date stamp.
> > 
> > 1) This works fine when there is only one histogram on the canvas and this code 
> > is MIDTBCTab.cpp (attached)
> > 
> > 2) When the canvas is divided up into a 5x11 pads with 55 histograms and 
> > we want to save the _whole_ canvas with the whole picture (_not_ any individual 
> > pads) the code crashes  and no file is generated - the tab code is MIDTRCTab.cpp
> > and this is also attached 
> > 
> > I am wondering what is going on - is there anything obviously wrong ?
> > 
> > many thanks 
> > 
> > Farrukh
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