Getting error installing rockpi4b-rk-u-boot-latest

Please help , i invested in getting m2.nvme adapter and 1TB ssd, trying to install
rockpi4b-rk-u-boot-latest but i am getting below errors .

$ sudo apt-get install -f -y rockpi4b-rk-u-boot-latest
Reading package lists… Done
Building dependency tree
Reading state information… Done
rockpi4b-rk-u-boot-latest is already the newest version (2017.09-2695-g7c49a7da79).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
2 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Setting up rockpi4b-rk-ubootimg (2017.09-2695-g7c49a7da79) …
Consider upgrading device bootloader with ‘rockpi4b_upgrade_bootloader.sh’.
Missing board bootloader image: /usr/lib/u-boot-rockpi4b/rockpi4b-rk-uboot.img
dpkg: error processing package rockpi4b-rk-ubootimg (–configure):
installed rockpi4b-rk-ubootimg package post-installation script subprocess returned error exit status 1
dpkg: dependency problems prevent configuration of rockpi4b-rk-u-boot-latest:
rockpi4b-rk-u-boot-latest depends on rockpi4b-rk-ubootimg (= 2017.09-2695-g7c49a7da79); however:
Package rockpi4b-rk-ubootimg is not configured yet.
Version of rockpi4b-rk-ubootimg on system, provided by rockpi4b-rk-ubootimg:all, is .

dpkg: error processing package rockpi4b-rk-u-boot-latest (–configure):
dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
Errors were encountered while processing:
rockpi4b-rk-ubootimg
rockpi4b-rk-u-boot-latest
E: Sub-process /usr/bin/dpkg returned an error code (1)

How can i fix these ?

Version of rockpi4b-rk-ubootimg on system, provided by rockpi4b-rk-ubootimg:all, is .

how should I specify version ?

Hi, we have solved this problem. You can install that package once again.

sudo apt-get update
sudo apt-get install -y rockpi4b-rk-u-boot-latest

was it SPI was erased as showin in the first post after 2 days yesterday night shutdown and today its not booting, Router detects its ip both eth01 and wlan connected but nothing is running. No display.