# Scalar Volume Load Error

**URL:** <https://discourse.slicer.org/t/scalar-volume-load-error/28565>\
**Category:** Support\
**Created:** [March 24, 2023, 8:01pm UTC](https://discourse.slicer.org/t/scalar-volume-load-error/28565 "2023-03-24T20:01:12Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![addisongepfert](https://avatars.discourse-cdn.com/v4/letter/a/53a042/32.png) [@addisongepfert](https://discourse.slicer.org/u/addisongepfert)\
**Post date:** [March 24, 2023, 8:01pm UTC](https://discourse.slicer.org/t/scalar-volume-load-error/28565/1 "2023-03-24T20:01:12Z")

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I am trying to upload DICOM files to slicer to convert them to an NRRD and STL. I am able to import the files into the DICOM Database but receive an error “Could not load: 3036: Linear Attenuation [1-cm] (3036) as a Scalar Volume” when I try to load the data. My study is named "Linear Attenuation [1/cm] on

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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:** [March 26, 2023, 4:27am UTC](https://discourse.slicer.org/t/scalar-volume-load-error/28565/2 "2023-03-26T04:27:20Z")

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Please follow [these instructions](https://slicer.readthedocs.io/en/latest/user_guide/modules/dicom.html#read-dicom-files-into-the-scene). If you run into problems then perform all the steps described in the [troubleshooting section](https://slicer.readthedocs.io/en/latest/user_guide/modules/dicom.html#troubleshooting).

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**Author:** ![addisongepfert](https://avatars.discourse-cdn.com/v4/letter/a/53a042/32.png) [@addisongepfert](https://discourse.slicer.org/u/addisongepfert)\
**Post date:** [March 28, 2023, 2:20pm UTC](https://discourse.slicer.org/t/scalar-volume-load-error/28565/3 "2023-03-28T14:20:07Z")

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I followed the instructions and am still getting the “Could not load as a Scalar Volume” error. I have also tried the patcher add-on and still not able to load the data. I only have .DCM files and no not have access to the original scan data