Re: [Gimp-user] Problem saving in PNG format

[Mark Bourne <gimp-users mbourne spamgourmet com>]

John Williams wrote:
> Hi,
>    I have been using GIMP to save image files in the .png format for many
> years.  I recently upgraded to GIMP 2.8 and I cannot seem to save/export
> the image files.  This is not about what kind of command I am using or
> whether or not the user interface is good or bad.  When I activate the
> export command I successfully complete the process without any error
> message.
>    I am using the .png image files as wallpapers for the fvwm window manager
> and I get no error messages or any indication that something is wrong, I
> just get no wallpaper image.  (Please refrain from commenting about the
> dinosaur-ness of my window manager;))
>    I have searched the FAQ and gimp user archives but cannot seem to find
> any mention of this problem.
>    I have also made sure that I have merged and/or flattened the images and
> have also used the convert tool to use the sRGB color profile.  I also have
> the file-png plugin loaded in my plug-in directory.  None of these options
> have made a difference.
>    Does anyone know anything about this kind of problem?  Does anyone know
> where I might find information about how to fix this kind of problem?
> Thanks very much for your assistance.
> John

I think there have been similar reports before where it turned out that 
some software can't open interlaced PNG files, so try deselecting 
"interlacing" in PNG export dialog.

Mark.