Hi Reeza,   Thanks for your reply.   The program of ODS RTF did work. I mean, the header, the footer, and all other settings can be seen in the RTF files before performing DDE. But all of them were disappeared after DDE failure. Although all RTF files were compiled into one file, all these settings were gone!!! just like the figure below:   And when I checked the "materials" (RTF files saved before I performed DDE), all of had become the ones like the photo above. What can I do to fix the "accident"? should I removed and reinstalled Word? or how can I correct the program?   ... View more