This is a duplicate of another thread.
http://h30499.www3.hp.com/t5/Quality-Center-Support-and-News/how-to-sync-defect-module-from-one-project-to-oter-one/td-p/6410554
http://h30499.www3.hp.com/t5/Quality-Center-Support-and-News/how-to-sync-defect-module-from-one-project-to-oter-one/td-p/6410554