Hi All, Can anybody guide me I am unable to run dpdk-dumpcap application with dpdk-22.03 , I am performing following steps: First: $ sudo ./build/app/dpdk-testpmd -l 0-3 -n 4 -a 0000:04:00.1 --proc-type=primary -- -i --rxq=8 --txq=8 Second: $ sudo ./build/app/dpdk-dumpcap -i 1 -c 6 -w /tmp/capture.pcapng I am getting following error mlx5_net: Cannot attach mlx5 shared data mlx5_net: Unable to init PMD global data: No such file or directory mlx5_common: Failed to load driver mlx5_eth EAL: Requested device 0000:42:00.0 cannot be used mlx5_net: Cannot attach mlx5 shared data mlx5_net: Unable to init PMD global data: No such file or directory mlx5_common: Failed to load driver mlx5_eth EAL: Requested device 0000:42:00.1 cannot be used mlx5_net: Cannot attach mlx5 shared data mlx5_net: Unable to init PMD global data: No such file or directory mlx5_common: Failed to load driver mlx5_eth EAL: Requested device 0000:43:00.0 cannot be used mlx5_net: Cannot attach mlx5 shared data mlx5_net: Unable to init PMD global data: No such file or directory mlx5_common: Failed to load driver mlx5_eth EAL: Requested device 0000:43:00.1 cannot be used Capturing on '0000:04:00.1' Packets captured: 0 ^C Packets received/dropped on interface '0000:04:00.1': 0/0 (0.0) EAL: Error: Invalid memory Regards , Ariba Ehtesham