Mikrotik Upgrade error - Version and the Build Time was missing

Hi All,

I need some help from you. My Mikrotik “Version” and the “Build Time” was missing.
Here is some info from my RB951 :

[admin@MikroTik] /system> resource print
uptime: 20m15s
version:
build-time:

factory-software: 6.34.4
free-memory: 108.5MiB
total-memory: 128.0MiB
cpu: MIPS 74Kc V4.12
cpu-count: 1
cpu-frequency: 600MHz
cpu-load: 6%
free-hdd-space: 72.2MiB
total-hdd-space: 128.0MiB
write-sect-since-reboot: 4126
write-sect-total: 258707
bad-blocks: 0.8%
architecture-name: mipsbe
board-name: RB951Ui-2HnD
platform: MikroTik

[admin@MikroTik] /system routerboard> print
routerboard: yes
model: 951Ui-2HnD
serial-number: -edited-
firmware-type: ar9344
factory-firmware: 3.33
current-firmware: 3.41
upgrade-firmware: 3.41

Please give me some advice to solve this problem.

Thanks in advance.