I is currently in use of office 2007 version of the PPT, when doing the PPT this month has found some chart cannot edit, click edit data showed that can't start running after open the target required application, and then insert the EXCEL object also shows needed to run the target cannot be found in the server, source files and project, could you tell me what reason is this? Has been reinstall OFFICE, but still can't solve, help your bosses, bosses, please advise!