All outside skeleton trajectory

[ItayCoifman]

Actions before raising this issue

• I searched the existing issues and did not find anything similar.
• I read/searched the docs

Steps to Reproduce

Create a skeleton trajectory with k keypoint.
One of the keypoints is outside in all of the frames.
Download the annotations.
Reupload the annotations.
Get error -
Edge's nodeFrom 9 or nodeTo 10 do not to refer to any node

This behivor worked well on CVAT server 2.5.0

Expected Behavior

Reupload is possible when one of the keypoints is outside in all of the video frames

Possible Solution

No response

Context

No response

Environment

No response