Can't stack small generators despite having perms

As the title says, small generators are currently unstackable.

Hi! Check if you are using the latest version of the plugin.

hello, yes, I am.

Send me your config please 

{
  "Logging level (None, File, Console, All)": "None",
  "Can stack only in Building Privileged zones?": true,
  "Blacklisted Skins": [
    123,
    1223
  ],
  "Permissions & their amount of stacked furnaces allowed": {
    "objectstacks.abyss_barrel_horizontal.use": 3,
    "objectstacks.abyss_barrel_horizontal.vip": 4,
    "objectstacks.abyss_barrel_vertical.use": 2,
    "objectstacks.abyss_barrel_vertical.vip": 4,
    "objectstacks.bamboo_barrel.use": 2,
    "objectstacks.bamboo_barrel.vip": 4,
    "objectstacks.box_wooden.use": 3,
    "objectstacks.box_wooden.vip": 5,
    "objectstacks.box_wooden_large.use": 3,
    "objectstacks.box_wooden_large.vip": 4,
    "objectstacks.coffin_storage.use": 3,
    "objectstacks.coffin_storage.vip": 4,
    "objectstacks.composter.use": 2,
    "objectstacks.composter.vip": 4,
    "objectstacks.electric_battery_rechargable_large.use": 2,
    "objectstacks.electric_battery_rechargable_large.vip": 4,
    "objectstacks.electric_battery_rechargable_medium.use": 2,
    "objectstacks.electric_battery_rechargable_medium.vip": 4,
    "objectstacks.electric_battery_rechargable_small.use": 2,
    "objectstacks.electric_battery_rechargable_small.vip": 4,
    "objectstacks.electric_furnace.use": 2,
    "objectstacks.electric_furnace.vip": 4,
    "objectstacks.electric_generator_small.use": 2,
    "objectstacks.electric_generator_small.vip": 4,
    "objectstacks.medieval_box_wooden_large.use": 2,
    "objectstacks.medieval_box_wooden_large.vip": 4,
    "objectstacks.storage_barrel_b.use": 2,
    "objectstacks.storage_barrel_b.vip": 4,
    "objectstacks.storage_barrel_c.use": 2,
    "objectstacks.storage_barrel_c.vip": 4,
    "objectstacks.wicker_barrel.use": 2,
    "objectstacks.wicker_barrel.vip": 4
  },
  "Objects and offsets": {
    "assets/prefabs/deployable/composter/composter.prefab": {
      "YOffset": 1.5,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "composter"
    },
    "assets/prefabs/deployable/large wood storage/box.wooden.large.prefab": {
      "YOffset": 0.7,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "box_wooden_large"
    },
    "assets/prefabs/deployable/large wood storage/skins/abyss_dlc_large_wood_box/abyss_dlc_storage_horizontal/abyss_barrel_horizontal.prefab": {
      "YOffset": 0.7,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "abyss_barrel_horizontal"
    },
    "assets/prefabs/deployable/large wood storage/skins/jungle_dlc_large_wood_box/jungle_dlc_storage_horizontal/wicker_barrel.prefab": {
      "YOffset": 0.7,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "wicker_barrel"
    },
    "assets/prefabs/deployable/large wood storage/skins/jungle_dlc_large_wood_box/jungle_dlc_storage_vertical/bamboo_barrel.prefab": {
      "YOffset": 1.2,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "bamboo_barrel"
    },
    "assets/prefabs/deployable/large wood storage/skins/medieval_large_wood_box/medieval.box.wooden.large.prefab": {
      "YOffset": 0.7,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "medieval_box_wooden_large"
    },
    "assets/prefabs/deployable/playerioents/batteries/large/large.rechargable.battery.deployed.prefab": {
      "YOffset": 1.7,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "electric_battery_rechargable_large"
    },
    "assets/prefabs/deployable/playerioents/batteries/medium/medium.rechargable.battery.deployed.prefab": {
      "YOffset": 1.3,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "electric_battery_rechargable_medium"
    },
    "assets/prefabs/deployable/playerioents/batteries/smallrechargablebattery.deployed.prefab": {
      "YOffset": 0.34,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "electric_battery_rechargable_small"
    },
    "assets/prefabs/deployable/playerioents/electricfurnace/electricfurnace.deployed.prefab": {
      "YOffset": 1.1,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "electric_furnace"
    },
    "assets/prefabs/deployable/playerioents/generators/generator.small.prefab": {
      "YOffset": 0.7,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "electric_generator_small"
    },
    "assets/prefabs/deployable/woodenbox/woodbox_deployed.prefab": {
      "YOffset": 0.5,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "box_wooden"
    },
    "assets/prefabs/misc/decor_dlc/storagebarrel/storage_barrel_b.prefab": {
      "YOffset": 1.2,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "storage_barrel_b"
    },
    "assets/prefabs/misc/decor_dlc/storagebarrel/storage_barrel_c.prefab": {
      "YOffset": 0.9,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "storage_barrel_c"
    },
    "assets/prefabs/misc/halloween/coffin/coffinstorage.prefab": {
      "YOffset": 0.6,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "coffin_storage"
    },
    "assets/prefabs/deployable/large wood storage/skins/abyss_dlc_large_wood_box/abyss_dlc_storage_vertical/abyss_barrel_vertical.prefab": {
      "YOffset": 1.2,
      "Shortname for permissions (objectstacks.THISNAME.[use/vip/etc.])": "abyss_barrel_vertical"
    }
  },
  "Version": {
    "Major": 1,
    "Minor": 2,
    "Patch": 2
  }
}

Thanks, I will check it