Quote Originally Posted by Mark the Sith View Post
What's your internet connection like?
This is most likely the answer here. I get that situation you're talking about if I'm uploading on xbox while I'm downloading something on my comp, and using my wifi on my phone, and my sister's on youtube in her room, etc. Try uploading with only your xbox connected to the internet, and if all else fails, upload clips in smaller pieces, which I've had to do before for long lines/clips.