[wm20 - android] can I assign image_control = Uncrypt(base64) ?

Hi,

I have a question. i have base64 string which contain image

image_control = Uncrypt(based64_string, "", cryptNone)

it seem work but there are few image not display out.

I have tested the base64 string on this site [codebeautify.org]

the image showing correct but not showing in image control.

am I missing some step before assign to image control?