vandal

[16:43:31 ERROR]: [Skript] Can't understand this expression: ('a npc with name "%random player out of all players%"' and 'entity type "PLAYER"') (Vandal.sk, line 149: set {_npc} to a npc with name "%random player out of all players%" and entity type "PLAYER"')
[16:43:31 ERROR]: [Skript] loop-player is not an item stack (Vandal.sk, line 150: spawn npc {_npc} at location of loop-player')
[16:43:31 ERROR]: [Skript] Can't understand this condition/effect: set the protected state of npc {_npc} to false (Vandal.sk, line 151: set the protected state of npc {_npc} to false')
[16:43:31 ERROR]: [Skript] Can't understand this expression: 'entity from npc {_npc}' (Vandal.sk, line 152: set {_entity} to entity from npc {_npc}')
[16:43:31 ERROR]: [Skript] can't understand this condition: '{_loc} is not location of npc {_npc}' (Vandal.sk, line 162: if {_loc} is not location of npc {_npc}:')
[16:43:31 ERROR]: [Skript] Can't understand this condition/effect: make npc {_npc} look at loop-player (Vandal.sk, line 164: make npc {_npc} look at loop-player')
[16:43:31 ERROR]: [Skript] Can't understand this condition/effect: unregister npc {_npc} (Vandal.sk, line 178: unregister npc {_npc}')
[16:43:31 ERROR]: [Skript] can't understand this event: 'on npc damage by entity' (Vandal.sk, line 181: on npc damage by entity:')