I can't explain why some images are creating such a problem in a report.
If one of this image is added in a japser pdf report (I tried with v 3.6 and v 4.5) :
- the report crashes if opened with adobe pdf viewer
- the report generate a weird image if opened with pdf-x change viewer
I wonder this is a problem with one "type" of image, but which ?
Here is one of those images