could not initialize play back engine

BlueMario Posts: 1
edited April 2016 in HitFilm

I don't know why but when I tried to play my mp4 file on the trimmer, it can not preform playback. It said "could not initialize playback engine for the media. I'm using Windows 10 with AMD A4-4300M APU with Radeom(tm) HD with 3.46 GB available. I tried playing it on the time line but noting is happening. please help! PS when I put anything  on the timeline and i press play noting is happening, nothing is playing at all


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