Hi! Thanks for your detailed reply and advice! I’ve tried to switch to `develop` branch and successfully compile it. Thanks a lot! Best regards, Siris Li. > 2023年6月21日 04:26，Richard Cooper via gem5-users <gem5-users@gem5.org> 写道： > > Hello, > Until then, you could either: > > 1) Use the `develop` branch of gem5 > > > I hope one of these options fixes your problem! > > Best regards, > > Richard. >