Please check in your server with attached jpg folder path same qvw is copied and ensure then same will be display in access point.
The .share file is used to store objects and Bookmarks created by the users. The only thing I can think of is that it had become corrupted. The has been a lot of improvements in the QVS handling these files with the release of 11.20 SR4. I would look at upgrading to take advantage of the changes.