OPTRE mission Error

[HumanTree92]

When i try to play all OPTRE missions except for on the Map Altis i get the below error popping up on the screen. When we hit close it takes us back to the Missions List.

Malden 2035 - Escape Malden 2035 OPTRE INNIE vs UNSC 1.10 dev ERROR - mpmissions__CUR_MP.Malden\mission.sqm/Mission/Entities/Item1/Entities/Item7.type: Vehicle Class OPTRE_Ins_URF_Rifleman no longer exists

Bukovina - Escape Bukovina OPTRE INNIE vs UNSC 1.10 dev ERROR - mpmissions__CUR_MP.Bootcamp_ACR\mission.sqm/Mission/Entities/Item17/Entities/Item7.type: Vehicle Class OPTRE_Ins_URF_Rifleman no longer exists