【求助】

hi everybody
i met a problem when i use MPI, every time i right  click the set injection location and choose it then pick a point at the model, it'll appear a cone(that should be a gate) on the model, but when i use modeling→runner system wizard→it will show "no gates or injection location were found, cannot generate runner system",
i really have no idea how to solve it,can any body can help me,plz

你好象根本就没划网格
  
另外你的绿色管定义好象是流道，不是冷却