Encoded video 0s length

Hi, We currently encounter an issue with transcoding of videos. Once uploaded the video length is 0s, even if the videos has a length, although when we download it, the video is playable. It happened many time on our account. Here are 2 examples.

https://dash.cloudflare.com/2918cd142ce4206f9548b69d9608a5c7/stream/videos/4aeb0a53f0b94006886fb019a02713c8
https://dash.cloudflare.com/2918cd142ce4206f9548b69d9608a5c7/stream/videos/0a870694e2ab42059c10254f1fc98ce8