DRO设计时S参数仿真出错

Simulation / Synthesis Messages
Error detected by hpeesofsim during netlist parsing.
    ADS-syntax parser error in `<string/GEMX netlist>', line 37:
        syntax error
Status / Summary
hpeesofsim (*) 350.500 Feb 19 2009 (built: 02/19/09 22:31:44)
Copyright Agilent Technologies, 1989-2008.
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Simulation terminated due to error.
这个仿真结果是什么意思啊，我是ADS初学者，调试了一晚上了，还是调不出来，急啊，请各位大哥帮帮忙看下啦

没有见过。