用Aspen Plus自带数据包模拟水洗脱氨出现以下错误，麻烦帮忙看看是什么原因！
用Aspen Plus自带数据包模拟水洗脱氨出现以下错误，麻烦帮忙看看是什么原因！不会看错在哪！请教高手！<< Run reinitialized 20:33:34 Sun Jan 25, 2015>>{:1106_380:}
->Processing input specifications ...
INFORMATION
THERE ARE HENRY COMPONENTS DEFINED IN THIS CASE, THE BINARY DATABANK
WILL BE SEARCHED AUTOMATICALLY FOR ANY AVAILABLE HENRY CONSTANTS.
THE PAIR PARAMETERS FOR ELECNRTL OPTION SET HAS BEEN RETRIEVED FROM
DATABANK ENRTL-RK.
INFORMATION
PURE COMPONENT PARAMETERS FOR SOME COMPONENTS ARE RETRIEVED FROM
DATABANK.THESE PARAMETERS ARE USED WITH THE ELECNRTL OPTION SET
UNLESS YOU ENTER YOUR OWN PARAMETERS IN PROP-DATA PARAGRAPHS.
PARAMETER THRSWT(ELEMENT/3) RETRIEVED FOR COMPONENT H2O
PARAMETER PLXANT RETRIEVED FOR COMPONENT H2O
* WARNING IN THE "STREAM" PARAGRAPH WHICH BEGINS ON LINE 169
STREAM NAME: WATER
COMPONENT MOLE FLOWS OF SUBSTREAM: "MIXED"
ARE NORMALIZED TO THE TOTAL MOLE FLOW VALUE.
Flowsheet Analysis :
COMPUTATION ORDER FOR THE FLOWSHEET:
ABSORBER
->Calculations begin ...
HENRY CONSTANT MODEL HENRY1 HAS MISSING PARAMETERS. PLEASE
PROVIDE THE MISSING PARAMETERS FOR MAJOR SOLVENTS. THIS ERROR MAY OCCUR
BECAUSE THE STREAM IS ALL VAPOR, BUT VLE CALCULATION IS REQUESTED.
TRY SPECIFY VALID-PHASES=VAPOR-ONLY
HENRY/1ST ELEMENT (DATA SET 1) MISSING FOR SUPERCRITICAL COMPONENT
NH3 WITH ALL SOLVENTS:
O2 N2 CO H2 CH4 C2H4
C2H6
H2S WITH ALL SOLVENTS:
O2 N2 CO H2 CH4 C2H4
C2H6
CO2 WITH ALL SOLVENTS:
O2 N2 CO H2 CH4 C2H4
C2H6
****PROPERTY PARAMETER ERROR
ERRORS ENCOUNTERED IN CALCULATION OF LIQUID MIXTURE PROPS USING
OPTION SET ELECNRTL FOR PHIMX
! Calculations stopped because of missingproperty parameters
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