# LoadLibrary failed with error 87: The parameter is incorrect

**URL:** <https://forum.avidcnc.com/t/loadlibrary-failed-with-error-87-the-parameter-is-incorrect/5082>\
**Category:** General Chat\
**Created:** [August 10, 2025, 6:14pm UTC](https://forum.avidcnc.com/t/loadlibrary-failed-with-error-87-the-parameter-is-incorrect/5082 "2025-08-10T18:14:43Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![wingwood](https://avatars.discourse-cdn.com/v4/letter/w/5fc32e/32.png) [@wingwood](https://forum.avidcnc.com/u/wingwood)\
**Post date:** [August 10, 2025, 6:14pm UTC](https://forum.avidcnc.com/t/loadlibrary-failed-with-error-87-the-parameter-is-incorrect/5082/1 "2025-08-10T18:14:43Z")

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I am setting up a new PC for use with my cnc. When I “Launch Profile” from the manager I get this error. Is this because I am not connected to the machines controller?

 ![AvidCNC_Centroid_Profile_Manager_jkSE5h5w3g](https://canada1.discourse-cdn.com/flex027/uploads/avidcnc/original/2X/6/6ec0427684f8b61073cdcf2028fc742d4879b4a0.png)

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**Author:** ![Eric](https://yyz1.discourse-cdn.com/flex027/user_avatar/forum.avidcnc.com/eric/32/3220_2.png) [@Eric](https://forum.avidcnc.com/u/Eric)\
**Post date:** [August 11, 2025, 1:37am UTC](https://forum.avidcnc.com/t/loadlibrary-failed-with-error-87-the-parameter-is-incorrect/5082/2 "2025-08-11T01:37:36Z")

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I haven’t seen that error, but you’re correct: A profile will not launch unless it’s connected to a controller.

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**Author:** ![wingwood](https://avatars.discourse-cdn.com/v4/letter/w/5fc32e/32.png) [@wingwood](https://forum.avidcnc.com/u/wingwood)\
**Post date:** [August 11, 2025, 1:41am UTC](https://forum.avidcnc.com/t/loadlibrary-failed-with-error-87-the-parameter-is-incorrect/5082/3 "2025-08-11T01:41:21Z")

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I will have to wait then. Thank you Eric.