SAVE button Confilit with webform or UBcart after preview

hi
comments work good normally but when i click on preview and then click SAVE button NOT WORK
When i click save after preview that is like that i click on other buttons on that page for sample i click on the SAVE button for comments but "add to cart" done instead Comment save

i have uberdrupal that updated from d6.22 to d7.9