# Integrate multiblock

**URL:** https://discourse.paraview.org/t/integrate-multiblock/15492
**Category:** ParaView Support
**Created:** [October 3, 2024, 5:19pm UTC](https://discourse.paraview.org/t/integrate-multiblock/15492 "2024-10-03T17:19:08Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![samos9877](https://discourse.paraview.org/letter_avatar_proxy/v4/letter/s/439d5e/32.png) [@samos9877](https://discourse.paraview.org/u/samos9877)
#### Post date: [October 3, 2024, 5:19pm UTC](https://discourse.paraview.org/t/integrate-multiblock/15492/1 "2024-10-03T17:19:08Z")

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I have the same issue. The extracted selection (multiblock dataset) is populated with all the points and data arrays of interest, but the integration returns zero. If I isolate the geometry via threshold, the integration works. Anyone have an answer for how to integrate over point selection?

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### Author: ![mwestphal](https://discourse.paraview.org/user_avatar/discourse.paraview.org/mwestphal/32/17_2.png) [@mwestphal](https://discourse.paraview.org/u/mwestphal)
#### Post date: [October 4, 2024, 7:32am UTC](https://discourse.paraview.org/t/integrate-multiblock/15492/2 "2024-10-04T07:32:38Z")

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Please share your data, the steps your tried and the expected results.