Does it still happen if you play it from the file manager in settings from the system mount you made. You didn’t add a path substitution to make your current sources use that path and your log only shows you playing from the library using Kodi paths…
NOTICE: VideoPlayer::OpenFile: nfs://192.168.1.100/volume1/Public/Multimedia/Peliculas/13 Horas Los Soldados Secretos de Bengasi/BDMV/index.bdmv
And it probably wouldn’t be a bad idea to check your connection with iperf just to make sure there is not a connection issue.