I encountered an error when calling the method UsbMassStorageDevice init.

[zengjie-android]

I have changed three memory cards that support fat32,but still failed but still failed at init method, here is some log maybe help me analyze what the problem is, awaiting your reply, thanks
09-27 10:28:25.318 25962 25962 I ScsiBlockDevice: Block size: 512 09-27 10:28:25.318 25962 25962 I ScsiBlockDevice: Last block address: 125173759 09-27 10:28:25.337 25962 25962 D ScsiBlockDevice: inquiry response: ScsiInquiryResponse [peripheralQualifier=0, peripheralDeviceType=0, removableMedia=false, spcVersion=6, responseDataFormat=2] 09-27 10:28:25.339 25962 25962 E ScsiBlockDevice: Error transferring command; errno 0 null 09-27 10:28:25.339 25962 25962 D ScsiBlockDevice: Reset bulk-only mass storage 09-27 10:28:25.340 25962 25962 D ScsiBlockDevice: Trying to clear halt on both endpoints 09-27 10:28:25.842 25962 25962 E ScsiBlockDevice: Error transferring command; errno 0 null 09-27 10:28:25.843 25962 25962 D ScsiBlockDevice: Trying to reset the device 09-27 10:28:26.620 25962 25962 E ScsiBlockDevice: Error transferring command; errno 0 null 09-27 10:28:26.620 25962 25962 D ScsiBlockDevice: Reset bulk-only mass storage 09-27 10:28:26.620 25962 25962 D ScsiBlockDevice: Trying to clear halt on both endpoints