# PCA creation error in Population analysis module

**URL:** https://discourse.slicer.org/t/pca-creation-error-in-population-analysis-module/33602
**Category:** SlicerSALT
**Created:** [January 3, 2024, 3:01pm UTC](https://discourse.slicer.org/t/pca-creation-error-in-population-analysis-module/33602 "2024-01-03T15:01:54Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![Shoaib\_Attar](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/shoaib_attar/32/68500_2.png) [@Shoaib\_Attar](https://discourse.slicer.org/u/Shoaib_Attar)
#### Post date: [January 3, 2024, 3:01pm UTC](https://discourse.slicer.org/t/pca-creation-error-in-population-analysis-module/33602/1 "2024-01-03T15:01:54Z")

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![image](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/b/4/b4522c62f9662210ea6981715c94ef77df95b597.png)

I am trying to create a PCA chart with a set of 4 femurs and I keep getting the error as shown in the picture. THe same dataset is working in Shapeworks software but it doesn’t work here. Can anyone please help me solve it?