HR_INFOTYPE_OPERATION

I AM UPLOADING A FILE WHICH HAS OLD NAME AND NEW NAME............I HAV UPLOADED IT USING 'GUI_UPLOAD'....AND ABLE TO REPLACE THE OLD NAME USING THE NEW ONE.........

HERE........I CANT ABLE TO STORE THE VALUE IN THAT PARTICULAR INFOTYPE USING 'HR_INFOTYPE_OPERATION'.......IN RETURN IT GIVES MESSAGE AS 'EPG NO DATA STORED'.......

CAN ANY ONE GIV ME THE SOLUTION.......