Specialist mods not equiping even after unlocking

Product: Star Wars Battlefront II
Platform:Microsoft XBOX One
What is your issue related to? Challenges
Which part of it? Persistent
Summarize your bug Have unlocked the dual zoom for the NT-242 sniper rifle but it is not allowing me to equip it even after a restart
What is your gamertag/PSN ID/EA Account name? FlangeOperator7
How often does the bug occur? Every time (100%)
Can you tell us the date (MM/DD/YYYY) that you saw the bug? 05/28/2018
What time did you see the bug? (HH:MM AM/PM) 7.35PM
In what game mode did the bug occur? Galactic Assault
What is your time zone? PST - GMT - 8:00
Steps: How can we find the bug ourselves? Check my account if possible
What happens when the bug occurs? Cannot equip dual zoom for NT-242 even though unlocked
What do you expect to see? The ability to equip dual zoom mod
Please select your region Australia
AMD or Nvidia Model Number

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Have taken a screenshot on xbox but not sure how to add it here...