Give us as much detail as possible regarding the issue you're experiencing.
Unity Editor version: 2022.2.6f1
MLSDK version: 1.2.0-dev1 (secure)
Host OS: Windows
Unity MRTK Package: 1.4.0 Version 1.0
MRTK: v2.8.3
Error messages from logs (syntax-highlighting is supported via Markdown):
...\MagicLeap2 MRTK Integration\MRTK-Magic Leap 2\Providers\MagicLeap\Scripts\MagicLeapJointSmoother.cs(84,130): error CS0426: The type name 'SmoothingType' does not exist in the type 'MagicLeapHandTrackingInputProfile'
Updating to the newest packages creates an error as you have removed the HandTracking Smoothing which is still used in MagicLeapJointSmoother.