Static assets are not being displayed

[ReyZ19]

Static assets such as ATGMs (TOW, SPG, etc.), AAs, and MGs are not shown in the map gallery.
In-game, I found the following icons, but they are not displayed on the map gallery:
mini_stw_aa_heavy
mini_stw_aa_heavy2
mini_stw_aa_light
mini_stw_aa_medium
mini_stw_aa_medium_rh202
mini_stw_antiship
mini_stw_artillery
mini_stw_atgm
mini_stw_atgun
mini_stw_mg
mini_stw_mortar
mini_stw_tripodmg