error setting up device

[happyAshley]

when i delete all files and dirs on usb, it crashed. And i have to format the usb again： the log as below: 2020-05-13 09:00:37.842 9754-9754/com.github.mjdev.usbfileman E/MainActivity: error setting up device java.io.IOException: Could not read from device, result == -1 errno 0 null at com.github.mjdev.libaums.usb.JellyBeanMr2Communication.bulkInTransfer(JellyBeanMr2Communication.kt:47) at com.github.mjdev.libaums.driver.scsi.ScsiBlockDevice.transferCommand(ScsiBlockDevice.kt:161) at com.github.mjdev.libaums.driver.scsi.ScsiBlockDevice.read(ScsiBlockDevice.kt:248) at com.github.mjdev.libaums.driver.ByteBlockDevice.read(ByteBlockDevice.kt:82) at com.github.mjdev.libaums.fs.fat32.Fat32FileSystem$Companion.read(Fat32FileSystem.kt:117) at com.github.mjdev.libaums.fs.fat32.Fat32FileSystemCreator.read(Fat32FileSystemCreator.kt:21) at com.github.mjdev.libaums.fs.FileSystemFactory.createFileSystem(FileSystemFactory.kt:57) at com.github.mjdev.libaums.partition.fs.FileSystemPartitionTableCreator.read(FileSystemPartitionTableCreator.kt:21) at com.github.mjdev.libaums.partition.PartitionTableFactory.createPartitionTable(PartitionTableFactory.kt:62) at com.github.mjdev.libaums.UsbMassStorageDevice.setupDevice(UsbMassStorageDevice.kt:157) at com.github.mjdev.libaums.UsbMassStorageDevice.init(UsbMassStorageDevice.kt:100) at com.github.mjdev.libaums.usbfileman.MainActivity.setupDevice(MainActivity.java:761) at com.github.mjdev.libaums.usbfileman.MainActivity.access$000(MainActivity.java:99) at com.github.mjdev.libaums.usbfileman.MainActivity$1.onReceive(MainActivity.java:128) at android.app.LoadedApk$ReceiverDispatcher$Args.lambda$getRunnable$0(LoadedApk.java:1391) at android.app.-$$Lambda$LoadedApk$ReceiverDispatcher$Args$_BumDX2UKsnxLVrE6UJsJZkotuA.run(Unknown Source:2) at android.os.Handler.handleCallback(Handler.java:873) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:193) at android.app.ActivityThread.main(ActivityThread.java:6718) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:491) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)

[happyAshley]

usb device works well on Windows platform。

[magnusja]

Please see if https://github.com/magnusja/libaums/tree/develop/libusbcommunication fixes that probem

[happyAshley]

no，libusb can not fix this problem。