用designer4的提示信息

  Nexxim1
    [error] Communication error: Cannot load 'nexxim.exe'.  Check product installation and version. (10:30:02 上午  八月 16, 2010)
  [info] Port4 has ambiguous port direction. (10:27:55 上午  八月 16, 2010)
  [info] Port3 has ambiguous port direction. (10:27:55 上午  八月 16, 2010)
以上是用从论坛下载的designer4时候的错误提示信息,哪位老大帮忙分析一下?