I have just spent 3 hours making the perfect scenes for my building timelapse. After quite a bit of time I was happy with what I had created and was ready to make my video, though as I pressed render it said please download ffmpeg so I did and then I set a file destination in the command line of the advanced settings I was ready for my master piece and then all of a sudden the game crashed and I lost all my hard work, I do not know what is wrong with what I have done but I'm a windows user and I do not know how to fix this problem : (