Possible reasons:

The Activiz.net library downloaded on the CPU version does not match the local CPU version

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download Activiz.net source code compilation of anyCPU version of the library.

Activiz.net source: https://github.com/bitzhuwei/Kitware.VTK.git

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2, select Kitware project right click modify project properties – “build -” target platform anyCPU compilation

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