Problem build sample

[Marbae]

I want to build the sample usb_hci.

After i create a build config there are warning and the process fails

warning: <choice BT_HCI_BUS_TYPE> (defined at boards/arm/ubx_evknorab10_nrf5340/Kconfig.defconfig:84) defined with type unknown

warning: <choice BT_HCI_BUS_TYPE> (defined at boards/arm/ubx_evknorab10_nrf5340/Kconfig.defconfig:84) defined without a prompt

warning: the default selection BT_HCI_IPC (defined at drivers/bluetooth/hci/Kconfig:39) of <choice BT_HCI_BUS_TYPE> (defined at boards/arm/ubx_evknorab10_nrf5340/Kconfig.defconfig:84) is not contained in the choice

error: Aborting due to Kconfig warnings

[Marbae]

I have read that the version 2.5 ist tested by ublox. Now only this error occours:

warning: the default selection BT_HCI_IPC (undefined) of <choice BT_HCI_BUS_TYPE> (defined at boards/shields/x_nucleo_idb05a1/Kconfig.defconfig:11, boards/arm/ubx_evknorab10_nrf5340/Kconfig.defconfig:84, drivers/bluetooth/hci/Kconfig:11) is not contained in the choice