Not sure if it will make any difference but kodi is unable to read this due to a typo </memorisize>.
I also see the video had an Overall bit rate of 98.3 Mbps, which is a bit tight for fastEthernet, although the cache settings should help. I would check with iperf what your network throughput is or if possible try with the AC wifi.
I meant more correct the typo in the current cache settings.
Dilthedog has just advised that due to the bitrate of this file you will either need to use AC wifi or gigabit ethernet usb adapter to play this video. Quite a few adapters have been reported as working on the forums, one example is here: