Missing hovers

hey i just went to assemble my vehicle and im missing 2 of my fused hovers. does anyone else know whats going on or how i can contact a dev to sort this out?
for some reason 2 of my hovers are missing. they just been deleted out of my inventory for no reason.
icarus 4 resistance to all damage +10%, acceleration efficiency increased by 10%
icarus 4 resistance to all damage +10%, Tonnage +5%

seriously how did these get deleted from my inventory? can a forum mod or someone help me here? i need to contact a dev about this.