# When I remove the points on the crest and adjust the position of some of the points and then perform the next step“Enforce spatial sampling rate”, the software flashes back or the data in View disappear, why is that?

**URL:** <https://discourse.slicer.org/t/when-i-remove-the-points-on-the-crest-and-adjust-the-position-of-some-of-the-points-and-then-perform-the-next-step-enforce-spatial-sampling-rate-the-software-flashes-back-or-the-data-in-view-disappear-why-is-that/39521>\
**Category:** SlicerMorph\
**Tags:** extensions-manager\
**Created:** [October 3, 2024, 2:09pm UTC](https://discourse.slicer.org/t/when-i-remove-the-points-on-the-crest-and-adjust-the-position-of-some-of-the-points-and-then-perform-the-next-step-enforce-spatial-sampling-rate-the-software-flashes-back-or-the-data-in-view-disappear-why-is-that/39521 "2024-10-03T14:09:56Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![yijie3091](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/yijie3091/32/80324_2.png) [@yijie3091](https://discourse.slicer.org/u/yijie3091)\
**Post date:** [October 3, 2024, 2:09pm UTC](https://discourse.slicer.org/t/when-i-remove-the-points-on-the-crest-and-adjust-the-position-of-some-of-the-points-and-then-perform-the-next-step-enforce-spatial-sampling-rate-the-software-flashes-back-or-the-data-in-view-disappear-why-is-that/39521/1 "2024-10-03T14:09:57Z")

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Off topic, is it possible to manually adjust the position of the points when performing in the “pseudoLMgenerator”?

 ![image](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/c/e/ce447d646c775e7a936de300420201c54deee8dd.png)  
 ![image](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/d/f/dfb7aab4c7df269c0168db4f9467f78a24a779cd.png)

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**Author:** ![muratmaga](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/muratmaga/32/3622_2.png) [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Post date:** [October 3, 2024, 5:43pm UTC](https://discourse.slicer.org/t/when-i-remove-the-points-on-the-crest-and-adjust-the-position-of-some-of-the-points-and-then-perform-the-next-step-enforce-spatial-sampling-rate-the-software-flashes-back-or-the-data-in-view-disappear-why-is-that/39521/2 "2024-10-03T17:43:16Z")

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Please see my comment here about asking questions:

> [@Why is there such a large difference in the number of pseudo-landmarks projected to the ascending branches on either side? What can be done to solve this problem?](https://discourse.slicer.org/t/why-is-there-such-a-large-difference-in-the-number-of-pseudo-landmarks-projected-to-the-ascending-branches-on-either-side-what-can-be-done-to-solve-this-problem/39519/2):
>
> If you want helpful answers, please do not put your question in the title, but describe steps you have done to get this point. I can’t give you feedback on random screenshots. For example did you use a symmetry plane?