World Loading/generation problem

I try to open a world I've only played on 3-4 times, and less than 30 megabytes, it goes through the loading process but let's stuck on the "Generating world, Loading resources." Ive tried loading it several times and every time I wait 2-10 minutes for it to load, it doesn't work. I also made a copy of the world and tried but the same thing happened. Please resolve this issue and thank you for reading. (The screenshot is after 5 mins of waiting.