I spawn a new one and get this error:

Failed to run a 3.00 timer in 'Murderers v1.1.0' (NullReferenceException: Object reference not set to an instance of an object)

at Oxide.Plugins.Murderers.startSpawn (System.String position) [0x00159] in <36aa3cb98f124947b2dfcfcd25fbb665>:0

at Oxide.Plugins.Murderers+<npcMain>c__AnonStorey4.<>m__0 () [0x00000] in <36aa3cb98f124947b2dfcfcd25fbb665>:0

at Oxide.Core.Libraries.Timer+TimerInstance.FireCallback () [0x00018] in <12678b905a6d43c3a9cc366104306651>:0

also - I want to use my own kits. but all Scarecrows are naked :)

on it
also make sure to seperate the kits with a     , 

they spawn fine with my kits i use below even if equiped with frankenstein outfit

    "Kit ID": [
      "npc-dragon",
      "TreeZombie-01",
      "frankieset"
    ]

Sabby

on it
also make sure to seperate the kits with a     , 

they spawn fine with my kits i use below even if equiped with frankenstein outfit

    "Kit ID": [
      "npc-dragon",
      "TreeZombie-01",
      "frankieset"
    ]

what perm did you use for the kits? I use every kit with perm 2. perm 0 is for the default users. so they can access them with /kit MyKitXYZ

permission is ignored if perms are set for kits