# Problem with DELTA\_CALIBRATE

**URL:** <https://klipper.discourse.group/t/problem-with-delta-calibrate/25221>\
**Category:** General Discussion\
**Created:** [November 18, 2025, 2:41pm UTC](https://klipper.discourse.group/t/problem-with-delta-calibrate/25221 "2025-11-18T14:41:37Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![Niki4](https://avatars.discourse-cdn.com/v4/letter/n/50afbb/32.png) [@Niki4](https://klipper.discourse.group/u/Niki4)\
**Post date:** [November 18, 2025, 2:41pm UTC](https://klipper.discourse.group/t/problem-with-delta-calibrate/25221/1 "2025-11-18T14:41:37Z")

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After DELTA\_CALIBRATE, arm\_length parameth doesn`t change. What it can be? Printer Anycubic Predator, BTT Octopus Pro V1.1 board, CB 1 host.

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**Author:** ![3dcoded](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/3dcoded/32/20297_2.png) [@3dcoded](https://klipper.discourse.group/u/3dcoded)\
**Post date:** [November 18, 2025, 4:22pm UTC](https://klipper.discourse.group/t/problem-with-delta-calibrate/25221/2 "2025-11-18T16:22:03Z")

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Hi @Niki4 ,

Please attach the requested `klippy.log` to your next post.

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**Author:** ![Niki4](https://avatars.discourse-cdn.com/v4/letter/n/50afbb/32.png) [@Niki4](https://klipper.discourse.group/u/Niki4)\
**Post date:** [November 18, 2025, 4:32pm UTC](https://klipper.discourse.group/t/problem-with-delta-calibrate/25221/3 "2025-11-18T16:32:34Z")

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Hi! There is

[klippy.log](https://klipper.discourse.group/uploads/short-url/gPwe8Bnkar6hfPOhcBorthFblmP.log) (1.9 MB)

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**Author:** ![Mulcmu](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/mulcmu/32/18255_2.png) [@Mulcmu](https://klipper.discourse.group/u/Mulcmu)\
**Post date:** [November 18, 2025, 10:45pm UTC](https://klipper.discourse.group/t/problem-with-delta-calibrate/25221/4 "2025-11-18T22:45:21Z")

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DELTA\_CALIBRATE will only update radius, endstops, and tower angles unless your config has distance data. Distance data gets saved by DELTA\_ANALYZE after entering measurements for the calibration object and saving the results.

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**Author:** ![Niki4](https://avatars.discourse-cdn.com/v4/letter/n/50afbb/32.png) [@Niki4](https://klipper.discourse.group/u/Niki4)\
**Post date:** [November 19, 2025, 3:42am UTC](https://klipper.discourse.group/t/problem-with-delta-calibrate/25221/5 "2025-11-19T03:42:52Z")

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So, I should print caliber and measure it?

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**Author:** ![EddyMI3D](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/eddymi3d/32/1981_2.png) [@EddyMI3D](https://klipper.discourse.group/u/EddyMI3D)\
**Post date:** [July 8, 2026, 5:38am UTC](https://klipper.discourse.group/t/problem-with-delta-calibrate/25221/6 "2026-07-08T05:38:48Z")

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