Extract block indices

I downloaded the latest version 5.6.0 and used the Filter->Alphabetical->Extract Block to show the surface reference numbers of a mesh. Instead of listing surface indices in number as in previous versions of ParaView, all entries show “Unstructured Grid”. How can I get the block indices? I

I just looked at 5.4.1 and 5.5.2, and 5.6.0 rc2, and they are identical. Could you please give us a screenshot of the difference between versions, and possibly a dataset that shows issues?

Here are the screenshots using ParaView 4.0.1 and 5.6.0. Also uploaded the mesh file in NetCDF format. I use “SLAC plugin” to load the mesh file in ParaView.

test.ncdf (86.0 KB)

Yep, I replicated the issue. It’s actually a bug in the reader, not the Extract Blocks filter. I wrote it up here: https://gitlab.kitware.com/paraview/paraview/issues/18564