Whats a "Lense"? I assume you mean "Lens".
https://www.youtube.com/watch?v=B4GGhTTN13c
http://camerarepair.blogspot.co.uk/2007/12/fixing-lens-error-on-digital-camera.html
http://www.fixya.com/support/t4377827-canon_ixus_100is_lens_error_restart
Dagwood
February 2015