Item opening error

Following error message when users are trying to view items in the collections.
site is:
http://www.portsmouthexhibits.org/
Sample item:
http://www.portsmouthexhibits.org/items/show/265

Omeka Has Encountered an Error

To track the contents of this error, please enable error logging. Consult the Omeka codex for information on retrieving error messages.

We did retrieve error info:
exception 'Exception' with message 'Could not find file 'images/delicious.png'!' in /home/waynegraham/portsmouthexhibits.org/releases/omeka-1.4.1/application/helpers/AssetFunctions.php:246

Any assistance welcome!
Nicole

It appears this issue was already raised on the omeka-dev list (and has a reply).

Please keep the discussion in one place.