phpnuke Header function dont act online but on localhost does perfectly

[maintenance]

hello I code phpnuke web site for my comunity.
i need after inserting or deleting on database remotly ,redirect to original edit web page of my user panel.i do it in localhost.an it work true.but when uplode my file on ftp server and test it from web it dont bring me pages.
befor me other php workers could have been able to this. but now i dont know what happens?
can you help me i keep my new job??????