This happened to me as well. While in first person view, I tried to climb down the ladder while crouched. It flung me off of the building to my death.

Hello,

Thank you for sending us your feedback regarding this issue.

Unfortunately, the problem regarding climbing the ladders is a known issue that has previously been reported.

Closing as duplicate of #155.

Please upvote the original issue to increase visibility and feel free to add any extra information (updated repro steps/screenshots) in the notes section.

Thanks