Canon IXUS90IS User Manual page 193

191
The filename could n ot b ecreated because there i sanimage with
the same n ame as the folder that the camera isattempting tocreate,
orthe highest possible filenumber has already been r eached. Inthe
Set u pmenu, set[File N umbering] to[Auto R eset]; alternatively,
save a llthe images you wish t oretain o nto a computer, then
reformat the memory card. Please note t hat f ormatting will e rase all
the existing images and other data.
Battery charge isinsufficient tooperate the camera. Replace itat
once w ith acharged one orrecharge the battery. Also, see
Battery
Handling Precautions (p. 198).
No images recorded on memory card.
You attempted to play back an image larger than 5616 x 3744 pixels
or with a large data size.
You attempted to play back an incompatible JPEG image (edited
with a computer, etc.).
You attempted to play back an incompatible RAW image. _
You attempted to play back an image with corrupted data, an image
with a recording type specific to another manufacturer's camera, or
an image that has been downloaded to a computer and altered.
You attempted to magnify an image recorded in a different camera
or data type, an image edited with a computer, or a movie.
You attempted to rotate the image shot with a different camera or
data type, or an image edited with a computer.