I downloaded all packages of jetpack.
I installed xaiver in install mode(first I pressed force recovery button then I pressed power button)
ubuntu 18.04 and installing with VM
but I get the following error messages
03:28:21 INFO : Flash Jetson AGX Xavier : [ 15711.7841 ] USB communication failed.Check if device is in recovery
03:28:21 INFO : Flash Jetson AGX Xavier : [ 15711.7892 ]
03:28:21 INFO : Flash Jetson AGX Xavier : [ 15711.7903 ] tegradevflash_v2 --iscpubl
03:28:21 INFO : Flash Jetson AGX Xavier : [ 15711.7981 ] Cannot Open USB
03:28:21 INFO : Flash Jetson AGX Xavier : [ 15711.8051 ]
03:28:21 INFO : Flash Jetson AGX Xavier : Error: None of the bootloaders are running on device. Check the UART log.
03:28:21 INFO : Flash Jetson AGX Xavier : Reading board information failed.
03:28:21 INFO : Flash Jetson AGX Xavier : exit status 1
03:28:21 INFO : Flash Jetson AGX Xavier : [ Component Install Finished with Error ]
03:28:21 INFO : Flash Jetson AGX Xavier : [ 320.73 MB used. Disk Avail: 48.91 GB ]
03:28:21 INFO : Flash Jetson AGX Xavier : [ NV_L4T_FLASH_XAVIER_WITH_OS_IMAGE_COMP Install took 4h21m54s ]
03:28:21 ERROR : Flash Jetson AGX Xavier : Run commands failed at step Install: command sudo ./flash.sh jetson-xavier mmcblk0p1 finished with error
03:28:21 INFO : Flash Jetson AGX Xavier :
03:28:21 ERROR : Flash Jetson AGX Xavier : command terminated with error
03:28:21 ERROR : Flash Jetson AGX Xavier : install ‘Flash Jetson AGX Xavier’ failure, command < cd ‘/home/a/nvidia/nvidia_sdk/JetPack_4.3_Linux_P2888’ ; ‘/opt/nvidia/sdkmanager/resources/app/output/installUtils/adapter’ -a=‘install’ -c=‘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’ -i=‘NV_L4T_FLASH_XAVIER_WITH_OS_IMAGE_COMP’ -v=‘32.3’ -l=‘/home/a/nvidia/nvidia_sdk/JetPack_4.3_Linux_P2888’ -L=‘/home/a/.nvsdkm/logs/JetPack_4.3_Linux’ -p=‘1697’ -t=‘P2888’ -e=‘undefined’ > terminated with error
03:28:21 INFO : Device Mode Host Setup in Target SDK : install ‘Device Mode Host Setup in Target SDK’ Skipped
03:28:21 INFO : DateTime Target Setup : install ‘DateTime Target Setup’ Skipped
03:28:21 INFO : CUDA Toolkit for L4T : install ‘CUDA Toolkit for L4T’ Skipped
03:28:21 INFO : cuDNN on Target : install ‘cuDNN on Target’ Skipped
03:28:21 INFO : TensorRT on Target : install ‘TensorRT on Target’ Skipped
03:28:21 INFO : OpenCV on Target : install ‘OpenCV on Target’ Skipped
03:28:21 INFO : VisionWorks on Target : install ‘VisionWorks on Target’ Skipped
03:28:21 INFO : VPI : install ‘VPI’ Skipped
03:28:21 INFO : NVIDIA Container Runtime with Docker integration (Beta) : install ‘NVIDIA Container Runtime with Docker integration (Beta)’ Skipped
03:28:21 INFO : Multimedia API : install ‘Multimedia API’ Skipped
03:28:22 INFO : All done!