C # Incomplete printing of word printing documents (data is completely sent to the printer, and the program has exited)

This problem sometimes occurs when we call word printing. That is, we callWorddoc. PrintoutAfter the data is sent to the printer, disable the callProgramSometimes the data is not completely printed due to the data loss caused by sending the data to the printer.   Solution: force the program to send all the data to the printer and close the printing process.   Object wdpa = wdprintoutrange. wdprintalldocument; Object wditem = wdprintoutitem. wdprintdocumentcontent; Object wdpagetype = wdprintoutpages. wdprintallpages; Object background = false; Wordapp. printout (ref background, ref nothing, ref wdpa, ref nothing, Ref nothing, ref nothing, ref wditem, ref nothing, Ref nothing, ref wdpagetype, ref nothing, ref nothing, Ref nothing, ref nothing, ref nothing, Ref nothing, ref nothing );   It can solve