平推流反应器运行问题

见安吉吧

设置好各参数之后，模拟出现下述错误，求解？
<< Run reinitialized 11:37:48 Fri Apr 6, 2018>>



->Processing input specifications ...

  **  ERROR IN THE "REACTIONS" PARAGRAPH WHICH BEGINS ON LINE 161
      FIRST ID: R-1    SECOND ID: LHHW
      REACTION NUMBER     4 IN REACTION R-1      DOES NOT SATISFY MASS
      BALANCE. THE ABSOLUTE ERROR IS   63.013
      CHECK STOICHIOMETRY/MOLECULAR WEIGHTS.

! Errors while processing input specifications