Default BP not working

{
"Simple Mode (disables advance blueprint management options)": true,
"Update players on permission change (automatically updates a players BPs when their permissions change)": true,
"Blacklist (items from being automatically learnt)": [],
"DefaultBPs (Blueprints to be automatically learnt)": [
"planter.large.blueprint",
"mailbox.blueprint",
"planter.small.blueprint",
"rug.bear.blueprint",
"spikes.floor.blueprint",
"table.blueprint",
"water.barrel.blueprint",
"water.catcher.large.blueprint",
"chair.blueprint",
"watchtower.wood.blueprint",
"water.catcher.small.blueprint",
"barricade.sandbags.blueprint",
"barricade.stone.blueprint",
"fireplace.stone.blueprint",
"fun.guitar"
],
"Assign custom BP unlocks to various perms (permission, BP List": {
"customperm1": [
"rock"
],
"customperm2": [
"torch"
]
},
"Advanced Blueprint Management Options": {
"defaultBP": true,}
}

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[Blueprint Manager] Configuration file BlueprintManager.json is invalid; using defaults
[Blueprint Manager] Configuration changes saved to BlueprintManager.json
Loaded plugin Blueprint Manager v2.0.6 by Whispers88

Use short names without the .blueprint at the end