With implementation of the Back-Button new or changed entries will not be saved.
I've just tested on Rev 1933 and it seems OK. What version are you using? If you're using the latest version can you let me know (a) what browser and version you are using (b) what version of PHP and (c) whether your server is running Windows/IIS or Unix/Apache. (Answers to (b) and (c) on the Herlp page).
You seem to have CSS turned off.
Please don't fill out this field.
I'm using trunk Rev 1932.
Error occures on IE7 and IE9 (IE8 is not available)
I've pu the phpinfo() output as attached file in my bug report. Thank you for youre work.
phpinfo() output from host ekir.de
Testet again with ref 1934 and it works :-))