Upgrade your PHP version to PHP5.
Option allow_url_fopen should be ON in PHP configuration (php.ini). If you don't have access to edit this file and it could also be that your hosting company has restricted changing the allow_url_fopen value. In this case, you should refer to them and ask them to set the value of allow_url_fopen to ON.
You can use Picasna Widget. It works and looks exactly the same as the plugin.
Check if the link in its own line. Try adding linebreaks before and after the link.
The title is the body of your link. It can differ from your album title in Picasaweb. Your Album Title
First, check if you changed the visibility status of your album since the last time it was working. If you did, then just copy the new link and replace the old one. The same can happen if you "Reset unlisted link".




