a problem when running ADS harmnic simultion

Hi, everyone
When i running ADS harmonic simulatuon palette, i got a erro info saying my license has problem: "unknown_feature_10311". I checked the info on the internet, but no topic is on it. Does anyone can help me, how to correct my license.dat file or anyone

ayn response will be appreciated.

Robin

why i cannot run the simulation about Harmonic Balance

anyone who knows?

Are you sure you bought the HB option?
Is you licence server networked or do you
have /\DS installed on your pc?

please use the select the "Advanced system design item"(or RF design) item when you run ADS