# The LSA value keeps changing and the images are disappearing 

**URL:** https://discourse.slicer.org/t/the-lsa-value-keeps-changing-and-the-images-are-disappearing/36431
**Category:** Support
**Created:** [May 28, 2024, 12:52pm UTC](https://discourse.slicer.org/t/the-lsa-value-keeps-changing-and-the-images-are-disappearing/36431 "2024-05-28T12:52:21Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![Aparnabhasin81](https://avatars.discourse-cdn.com/v4/letter/a/8c91f0/32.png) [@Aparnabhasin81](https://discourse.slicer.org/u/Aparnabhasin81)
#### Post date: [May 28, 2024, 12:52pm UTC](https://discourse.slicer.org/t/the-lsa-value-keeps-changing-and-the-images-are-disappearing/36431/1 "2024-05-28T12:52:21Z")

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Operating system:windows  
Slicer version:5.7.0  
Expected behavior:the images are seen normally  
Actual behavior: when I try to move back and forth to the next image, the LSA value bar shift automatically and the images disappear

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### Author: ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)
#### Post date: [May 28, 2024, 12:55pm UTC](https://discourse.slicer.org/t/the-lsa-value-keeps-changing-and-the-images-are-disappearing/36431/2 "2024-05-28T12:55:06Z")

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I’m not sure ehat you mean by “LSA value bar” but if you mean the the slice selector slider above a slice viewer then most likely you cannot browse the image because you loaded only a single slice or the image was loaded as a time sequence (so you can browse it with the Sequence browser toolbar).