I really need some help. My video on Corel VideoStudio X10 Pro keeps only playing audio and not vid?

Please help me fix this problem, I need to have this fixed, my video wont show up on my editor, but I can hear my audio. What do I do to fix this? or:

Please help me fix this problem, I need to have this fixed, my video won't show up on my editor, but I can hear my audio. What do I do to fix this?

or:Please help me fix this problem, I need to have this fixed, my video won't show up on my editor, but I can hear my audio. What do I do to fix this?

Tags:video,