ADS仿真問題

求救，如果ADS出現以下问题怎么解决，仿真时出现这个问题：
Simulation / Synthesis Messages
Error detected by hpeesofsim during circuit set up `SP1'.
    An appropriate license for linear features is not available.  This
    feature must be license before it can be used.
    
    FlexLM error message:
        Invalid (inconsistent) license key.
         The license key and data for the feature do not match.
         This usually happens when a license file has been altered.
        Feature:       ltp_intdesrfde_combo
        License path:  d:\ADS2009\licenses\license.lic;
        FLEXnet Licensing error:-8,523
Status / Summary
hpeesofsim (*) 350.500 Feb 19 2009 (64-bit built: 02/19/09 21:50:43)
Copyright Agilent Technologies, 1989-2008.
謝謝！

没有License，请联系软件的技术支持。

其實我有license，只不過我重安裝好幾次，把license放入資料夾後都有這問題！

试一下：“软件卸载-清理注册表-手动清理残留文件-重新安装”