Re: Throwing knife cant equip.

@MaskedBetoBeanhttps://answers.ea.com/t5/Bug-Reports/Missing-level-up-unlock-Rewards/td-p/8466626/jump-to/first-unread-message

Yes that's a known issue. See also above link.

Specially for the knives see: https://answers.ea.com/t5/Bug-Reports/I-cannot-equip-throwing-knives-post-update-as-a-rank-20-recon/td-p/7224334/jump-to/first-unread-message