[vtkusers] capturing error in any vtk filter

[Mark Wyszomierski]

Not sure if this is the same problem, but I had to add an observer for
warnings/errors on my vtkDICOMImageReader - the Update() method of the
class which reads the files does not return a status flag - so I had
to add an observer for any errors that occur during reading,

Mark

On 8/16/07, kshivann at engineering.uiowa.edu
<kshivann at engineering.uiowa.edu> wrote:
> hi all,
>     is there a way to capture the string output in the vtkErrorMacro
> after having called update. i.e., if a filter does not execute due to
> various errors i would like to know the error outside the filter.
>
> thanks
>
> kiran
>
>
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