Abaqus / Python--VisError：使用提供的选项未提取xy数据

Question

我正在使用Abaqus（6.13）运行python脚本，我编写了一个循环以在每次交互中提交Job，在Job成功完成后，我使用功能“ xyDataListFromField”在两个唯一节点上创建了xy数据。最初它运行良好，但是在第二次报告中报告了错误消息。

while math.fabs(temp2[3]-temp[3])>0.001:      
    mdb.models['Beam'].ConcentratedForce(name='MyLoad', createStepName='Step-1', region=region3,cf1=temp[0], cf2=temp[1],
        cf3=temp[2], distributionType=UNIFORM, field='', localCsys=None)

    JobName='Job-'+str(i)+str(name_num)  

    mdb.Job(name=JobName, model='Beam', description='', type=ANALYSIS, 
        atTime=None, waitMinutes=0, waitHours=0, queue=None, memory=90, 
        memoryUnits=PERCENTAGE, getMemoryFromAnalysis=True, 
        explicitPrecision=SINGLE, nodalOutputPrecision=SINGLE, echoPrint=OFF, 
        modelPrint=OFF, contactPrint=OFF, historyPrint=OFF, userSubroutine='', 
        scratch='', multiprocessingMode=DEFAULT, numCpus=1, numGPUs=0)

    mdb.jobs[JobName].submit(consistencyChecking=OFF)
    mdb.jobs[JobName].waitForCompletion()                                                               

    session.mdbData.summary()
    o3 = session.openOdb(name='E:/Graduation/WokrDirectory/'+JobName+'.odb')
    session.viewports['Viewport: 1'].setValues(displayedObject=o3)
    session.viewports['Viewport: 1'].odbDisplay.display.setValues(plotState=(
        DEFORMED, ))
    session.viewports['Viewport: 1'].odbDisplay.display.setValues(plotState=(
        CONTOURS_ON_DEF, ))
    session.viewports['Viewport: 1'].odbDisplay.setPrimaryVariable(
        variableLabel='U', outputPosition=NODAL, refinement=(INVARIANT, 
        'Magnitude'), )
    session.viewports['Viewport: 1'].viewportAnnotationOptions.setValues(
                    triadFont='-*-verdana-medium-r-normal-*-*-140-*-*-p-*-*-*', 
                    legendFont='-*-verdana-medium-r-normal-*-*-140-*-*-p-*-*-*',  
                    titleFont='-*-verdana-medium-r-normal-*-*-140-*-*-p-*-*-*', 
                    stateFont='-*-verdana-medium-r-normal-*-*-140-*-*-p-*-*-*')
    print '**',Position+1, Position_2+1
    print JobName

    odb = session.odbs['E:/Graduation/WokrDirectory/'+JobName+'.odb']
    session.xyDataListFromField(odb=odb, outputPosition=NODAL, variable=(('U', 
        NODAL), ), nodeLabels=(('BEAMINSTANCE-1', (Position+1, Position_2+1,)), ))                        
    x0 = session.xyDataObjects['U:Magnitude PI: BEAMINSTANCE-1 N: ' + str(Position+1)]
    x1 = session.xyDataObjects['U:U1 PI: BEAMINSTANCE-1 N: ' + str(Position+1)]
    x2 = session.xyDataObjects['U:U2 PI: BEAMINSTANCE-1 N: ' + str(Position+1)]
    x3 = session.xyDataObjects['U:U3 PI: BEAMINSTANCE-1 N: ' + str(Position+1)]
    deformation=math.fabs(x3[len(x3)-1][1]*(-1))
    print deformation

    if ContactPoints[i][0]==5:          
        deformation_2=0.0               
    else:                        
        x00 = session.xyDataObjects['U:Magnitude PI: BEAMINSTANCE-1 N: ' + str(Position_2+1)]
        x11 = session.xyDataObjects['U:U1 PI: BEAMINSTANCE-1 N: ' + str(Position_2+1)]
        x22 = session.xyDataObjects['U:U2 PI: BEAMINSTANCE-1 N: ' + str(Position_2+1)] 
        x33 = session.xyDataObjects['U:U3 PI: BEAMINSTANCE-1 N: ' + str(Position_2+1)]
        deformation_2=math.fabs(x33[len(x33)-1][1]*(-1))
    print deformation_2

    del session.xyDataObjects['U:Magnitude PI: BEAMINSTANCE-1 N: ' + str(Position+1)]     
    del session.xyDataObjects['U:U1 PI: BEAMINSTANCE-1 N: ' + str(Position+1)]
    del session.xyDataObjects['U:U2 PI: BEAMINSTANCE-1 N: ' + str(Position+1)]
    del session.xyDataObjects['U:U3 PI: BEAMINSTANCE-1 N: ' + str(Position+1)]
    del session.xyDataObjects['U:Magnitude PI: BEAMINSTANCE-1 N: ' + str(Position_2+1)]
    del session.xyDataObjects['U:U1 PI: BEAMINSTANCE-1 N: ' + str(Position_2+1)]
    del session.xyDataObjects['U:U2 PI: BEAMINSTANCE-1 N: ' + str(Position_2+1)]
    del session.xyDataObjects['U:U3 PI: BEAMINSTANCE-1 N: ' + str(Position_2+1)]

    # delt_d=(deformation-deformation_2)/(CurrentContactPoint[0]-mid_Point[0])

    Cut_F=cuttingForce(ContactPoints[i][:],ContactPoints[i+1][:],deformation,deformation_2)
    print Cut_F

    temp2=temp
    temp=Cut_F
    name_num=name_num+1
    o3.close()                             
    del mdb.jobs[JobName]