a error about fix rigid

hi,there:
why this command "fix 110 up rigid single force * on off on torque * off off off " is fail to run on LINUX? while it ran successfully on WINDOWS, the log said:

fix 2 down setforce 0.0 0.0 0.0
fix 3 up rigid single force * on off on torque * off on off #加载端的 X和Z 方向允许移动
ERROR: Invalid fix style (…/modify.cpp:714)

BEST
Bida Zhu

Have you compiled “rigid package” into your linux installation? It’s not installed by default. Check that with