求助ADS2011.05 仿真lincense出错问题

我的ads2011.05安装破解后，能运行，但是仿真是出错，信息如下，请问有经验的大虾如何解决， 谢谢了！
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:\Agilent\ADS2011_05\bin\license.dat;
        FLEXnet Licensing error:-8,523
Status / Summary
hpeesofsim (*) 371.400 May 13 2011 (64-bit built: 05/25/11 12:47:43)
Copyright Agilent Technologies, 1989-2011.