# \#windows

**URL:** https://discourse.slicer.org/tag/windows/466.md

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## [Slicer fails to start on Windows with "api-ms-win-crt-runtime-l1-1-0.dll is missing" error popup](https://discourse.slicer.org/t/slicer-fails-to-start-on-windows-with-api-ms-win-crt-runtime-l1-1-0-dll-is-missing-error-popup/27939)

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**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\
**Replies:** 6\
**Last updated:** [February 22, 2023, 2:18am UTC](https://discourse.slicer.org/t/slicer-fails-to-start-on-windows-with-api-ms-win-crt-runtime-l1-1-0-dll-is-missing-error-popup/27939 "2023-02-22T02:18:45Z")

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I am trying to help a user who is unable to run the latest Slicer 5 on a windows machine due to the error " api-ms-win-crt-runtime-l1-1-0.dll is missing". At the same time, Slicer 4 works fine. I pointed the user to thi…