ADS做平行耦合微带滤波器设计中的一些问题

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我在用ADS仿真微带线耦合滤波器时，优化过程中出现这种错误：hpeesofsim (*) 350.500 Feb 19 2009 (built: 02/19/09 22:31:44) 
Copyright Agilent Technologies, 1989-2008. 
 
OPTIM Optim1[1] <E:ADSMicrestripFliter_BpAndBs_prjnetworksFliter_CoupleLine_LTE>  optIter=(0->100) 
 
SP Optim1[1].SP1[0] <E:ADSMicrestripFliter_BpAndBs_prjnetworksFliter_CoupleLine_LTE>  optIter=0  freq=(1.8 GHz->1.95 GHz) 
.Warning detected by hpeesofsim during SP analysis 'SP1'. 
    UserValue(0.012074) < MinRecommendValue(0.000100) OR UserValue > MaxRecommendValue(0.010000) for 'S' in `CLin2' 
Warning detected by hpeesofsim during SP analysis 'SP1'. 
    UserValue(0.014207) < MinRecommendValue(0.000100) OR UserValue > MaxRecommendValue(0.010000) for 'S' in `CLin4' 
Warning detected by hpeesofsim during SP analysis 'SP1'. 
    UserValue(0.012074) < MinRecommendValue(0.000100) OR UserValue > MaxRecommendValue(0.010000) for 'S' in `CLin5' 
Warning detected by hpeesofsim during SP analysis 'SP1'. 
    UserValue(0.014207) < MinRecommendValue(0.000100) OR UserValue > MaxRecommendValue(0.010000) for 'S' in `CLin3' 
............... 
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Simulation finished with errors. 
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求大神指点 
 

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