The best rated Picasa plugin for WordPress, PWA+PHP, puts your public and private Picasa albums on your site in your language!
This indicates an issue with your webserver's ability to connect to Picasa. See Issue 23
After the token generation step, simply set the "Public Albums Only" option to TRUE.
See our wiki
Please use Lightbox 2 plugin by Rupert Morris, it provides the Lightbox effect and works as expected with PWA+PHP.
Install Auto Highslide, it works as expected with PWA+PHP.
The CSS file that ships with PWA+PHP assumes an album thumbnail of 160px. If you change that size via the settings page, you may need to adjust the CSS settings by changing the 90% and 100% values on the a.overlay:hover line.