I have types exactly these entries (any character typed is exactly what I typed).

move_character Samus Yervanduni 277, 142
Move_Character Samus Yervanduni 277, 142
move_character 'Samus Yervanduni' 277, 142
Move_Character 'Samus Yervanduni' 277, 142
move_character <Samus Yervanduni> 277, 142
Move_Character <Samus Yervanduni> 277, 142
move_character "Samus Yervanduni" 277, 142
Move_Character "Samus Yervanduni" 277, 142
move_character <Samus Yervanduni> <Campania>
Move_Character <Samus Yervanduni> <Campania>
move_character "Samus Yervanduni" "Campania"
Move_Character "Samus Yervanduni" "Campania"
move_character 'Samus Yervanduni' 'Campania'
Move_Character 'Samus Yervanduni' 'Campania'
move_character Samus Yervanduni Campania
Move_Character Samus Yervanduni Campania

The character in question does exist and is spelt exactly as above, I am looking at him right now.