Olympus Zoom 80 Wide DLX Instructions Manual page 62

62
The autofocus window was blocked, such as by a
finger.
Hold the camera correctly, keeping your fingers
clear of the autofocus windows. (p. 15)
The subject was closer than the minimum working
distance to the lens (0.8 m/2.6 ft).
Shoot from more than 0.8 m (2.6 ft) away from
the subject. (p. 23)
When using the selftimer, the shutter release
button was pressed while standing right in front of
the camera.
Do not stand in front of the camera. Press the
shutter release button while looking through the
viewfinder. (p. 43)