Bug#1129773: [Debian-med-packaging] Bug#1129773: insighttoolkit5: FTBFS: Could NOT find Boost: Found unsuitable version "1.90.0"

[Steven Robbins]

On Fri, 6 Mar 2026 16:09:33 +0100 Emmanuel Promayon <Emmanuel.Promayon at univ-
grenoble-alpes.fr> wrote:
> Dear Santiago,
> 
>  From what I understand:
> - VTK-vtk-module-find-packages.cmake  is generated during VTK build (by 
> the CMake/vtkModule.cmake script)
> - It probably catches the Boost version used/detected during build and 
> write it down to VTK-vtk-module-find-packages.cmake
> - VTK-vtk-module-find-packages.cmake is then exported and used in all 
> projects that depend on VTK (I saw that all them have a new RC error, 
> and they seem to be all the same as the one you found on insighttoolkit)
> - boost-default has jumped up from 1.83 to 1.90 and landed in unstable 
> on 5 March, VTK 9.52 was last build just before on 3 March.

I just did a local re-build of vtk9 and indeed the file now contains 

 find_package(Boost 
   1.90.0 
   EXACT

Which confirms your hypothesis.

> Therefore, I suggest a rebuild of the vtk package with the new version 
> of boost, this should update the VTK-vtk-module-find-packages.cmake and 
> then all the package that depends on vtk9 may rebuild without any problem.

I agree.  This feels like a binary NMU rebuild would suffice, so I'll make that request.

-Steve


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