./i2cdetect -y 2 Error: Can't use SMBus Quick Write command on this bus

       ./i2cdetect -y 2 運作後，提示無效怎麼回事？

Error: Can't use SMBus Quick Write command on this bus  别的總線到時沒有這個問題。難道？是我已經insmod i2c-2 的緣故？