I finally done upgrade of eZ publish for php.pl and works perfect. Now we are running on eZ publish 3.7, stability tests are passed.

eZ publish 3.7.1 is the latest update of the eZ publish content management system. This update is a normal service release of the 3.7 branch.

After several months of development my website is finally on-line ;) Yeah and it is powered by eZ publish, why? You will find answer here.