粗丙烯提纯精馏塔简捷设计出现错误！

错误信息如下：请教如何修改，附上源文件，版本为V10.0
->Processing input specifications ...

  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      MW MISSING FOR COMPONENT PROPY-01

  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      MW MISSING FOR COMPONENT CARBO-01

  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      MW MISSING FOR COMPONENT CARBO-02

  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      MW MISSING FOR COMPONENT WATER

  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      MW MISSING FOR COMPONENT METHA-01

  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      MW MISSING FOR COMPONENT OXYGE-01

  **  ERROR IN THE "STREAM" PARAGRAPH WHICH BEGINS ON LINE 57
      STREAM NAME: FEED
      MOLECULAR WEIGHT MISSING FOR COMPONENT: "PROPY-01".
      STREAM FLOW NOT CALCULATED.

  **  ERROR IN THE "STREAM" PARAGRAPH WHICH BEGINS ON LINE 57
      STREAM NAME: FEED
      MOLECULAR WEIGHT MISSING FOR COMPONENT: "CARBO-01".
      STREAM FLOW NOT CALCULATED.

  **  ERROR IN THE "STREAM" PARAGRAPH WHICH BEGINS ON LINE 57
      STREAM NAME: FEED
      MOLECULAR WEIGHT MISSING FOR COMPONENT: "CARBO-02".
      STREAM FLOW NOT CALCULATED.

  **  ERROR IN THE "STREAM" PARAGRAPH WHICH BEGINS ON LINE 57
      STREAM NAME: FEED
      MOLECULAR WEIGHT MISSING FOR COMPONENT: "WATER".
      STREAM FLOW NOT CALCULATED.

  **  ERROR IN THE "STREAM" PARAGRAPH WHICH BEGINS ON LINE 57
      STREAM NAME: FEED
      MOLECULAR WEIGHT MISSING FOR COMPONENT: "METHA-01".
      STREAM FLOW NOT CALCULATED.

  **  ERROR IN THE "STREAM" PARAGRAPH WHICH BEGINS ON LINE 57
      STREAM NAME: FEED
      MOLECULAR WEIGHT MISSING FOR COMPONENT: "OXYGE-01".
      STREAM FLOW NOT CALCULATED.

  *   WARNING DURING FINAL PROCESSING FOR STREAM PARAGRAPHS
      STREAM FEED IS A FEED STREAM TO THE FLOWSHEET
      BUT THE FLOWRATE FOR THE STREAM HAS NOT BEEN SPECIFIED
      IN A STREAM PARAGRAPH.

! Errors while processing input specifications

不要用简捷法计算，误差太大