MC7455 USB device disconnects immediately

Hi Thanks for the reply pls following details
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.774495] qcserial 1-1.3:1 .0: Qualcomm USB modem converter detected
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.774600] usb 1-1.3: Qualc omm USB modem converter now attached to ttyUSB3
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.774997] qcserial 1-1.3:1 .2: Qualcomm USB modem converter detected
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.775056] usb 1-1.3: Qualc omm USB modem converter now attached to ttyUSB4
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.775364] qcserial 1-1.3:1 .3: Qualcomm USB modem converter detected
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.775428] usb 1-1.3: Qualc omm USB modem converter now attached to ttyUSB5
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.775777] qmi_wwan 1-1.3:1 .8: cdc-wdm3: USB WDM device
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.776136] qmi_wwan 1-1.3:1 .8 wwan2: register ‘qmi_wwan’ at usb-0000:00:1a.0-1.3, WWAN/QMI de vice, 9a:57:24:3d:ca:c1
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.776557] qmi_wwan 1-1.3:1 .10: cdc-wdm4: USB WDM device
Feb 22 19:47:31 lamhas-pro kernel: [ 5288.776832] qmi_wwan 1-1.3:1 .10 wwan3: register ‘qmi_wwan’ at usb-0000:00:1a.0-1.3, WWAN/QMI d evice, 9a:57:24:3d:ca:c1