Keep hands, fingers, or other objects away from the lens when taking pictures. Your eye or the picture was not centered correctly in the viewfinder. Leave space around subject when centering picture in viewfinder. Camera Close-Up is activated without using Preview. Activate Preview when using the Close-Up feature.
Picture is too dark.
Flash is not on or did not function. Turn on the flash. Check the flash default setting. The subject is too far away for the flash to have an effect. The subject is in front of a bright light.