# CryoSPARC v4.5.1 Release Notes

**Version:** v4.5.1  
**Released:** May 8, 2024
**Source:** https://cryosparc.com/updates/v4.5.1

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Micrograph Denoiser no longer fails on launch due to `PicklingError`

Scale bars on the Import Movies job card are now the correct size

Gracefully handle missing chunks when attempting to save a file to the uploads directory via the local upload tool