Unable to add or reset Spitfire MK VB specialization

Product: Battlefield V
Platform:PC
Please specify your platform model. PC
AMD or Nvidia Model Number Nvidia GTX1070
Enter RAM memory size in GB 16
Which part of the game is the issue happening in? Game Menu
In which game menu were you when the bug occurred? Your company -> Spitfire MK VB
Please select your region Europe
On which server did this happen?
When did this happen? (dd.mm.yy hh:mm)
Summarize your bug Unable to add or reset specializations
How often does the bug occur? Every time (100%)
Steps: How can we find the bug ourselves? No idea.
What happens when the bug occurs? Cant add/reset specialization.
What should be happening instead? Add/Reset specializations

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I am unable to add/reset specializations in my Spitfire MK VB even though I am rank 4.