During module editing all setting are on first tab and other tabs aren't switchable. I found that prolem in piecemaker module.
How to fix it?
Are you sure your are posting in product assigned forum?: Yes
What is your CMS version?: Joomla 3.x
MySQL Version: 5.x
PHP version: 5.x
Link to installation: deltaeurotrans.pl
Have you edited any files? If yes tell us which ones.: No
Is this personal or client website?: Client