I get an error when i change the name of the money/ add interest value. Once this is done the plugin fails to work. it only works with default config file

ERROR CODE

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17:05:34 [INFO] Starting minecraft server version 1.1
17:05:34 [INFO] Loading properties
17:05:34 [INFO] Starting Minecraft server on 192.168.1.71:25565
17:05:34 [INFO] This server is running Craftbukkit version git-Bukkit-1.0.1-R1-7
9-g241b6f1-b1772jnks (MC: 1.1) (Implementing API version 1.1-R1-SNAPSHOT)
17:05:35 [INFO] Preparing level "world"
17:05:35 [INFO] Default game type: 0
17:05:36 [INFO] Preparing start region for level 0 (Seed: 7309237112517788046)
17:05:37 [INFO] Preparing spawn area: 73%
17:05:37 [INFO] Preparing start region for level 1 (Seed: -5389126237703274220)
17:05:38 [INFO] Preparing spawn area: 89%
17:05:38 [INFO] Preparing start region for level 2 (Seed: -5389126237703274220)
17:05:38 [INFO] [CityGuard] Succesfully loaded 0/0 guards.
17:05:38 [INFO] [CityGuard] version 1.0 by Schwarzer Zylinder is enabled.
17:05:39 [INFO] File not found: plugins\Essentials\jail.yml
17:05:39 [INFO] Loaded Essentials build 2.7.2 by: Zenexer, ementalo, Aelux, Bret
tflan, KimKandor, snowleo, ceulemans, Xeology, KHobbits
17:05:39 [INFO] Essentials: Using config based permissions. Enable superperms in
config.
17:05:39 [INFO] Loaded EssentialsChat build 2.7.2 by: essentials team
17:05:39 [SEVERE] Error occurred while enabling iConomy v6.0.8b (Is it up to dat
e?): null; mapping values are not allowed here
mapping values are not allowed here
in "<reader>", line 66, column 12:
Enabled: true
^

at org.yaml.snakeyaml.scanner.ScannerImpl.fetchValue(ScannerImpl.java:73
3)
at org.yaml.snakeyaml.scanner.ScannerImpl.fetchMoreTokens(ScannerImpl.ja
va:305)
at org.yaml.snakeyaml.scanner.ScannerImpl.checkToken(ScannerImpl.java:17
9)
at org.yaml.snakeyaml.parser.ParserImpl$ParseBlockMappingKey.produce(Par
serImpl.java:563)
at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:161)
at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:146)
at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java
:230)
at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:160)
at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java
:237)
at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:160)
at org.yaml.snakeyaml.composer.Composer.composeDocument(Composer.java:12
3)
at org.yaml.snakeyaml.composer.Composer.getSingleNode(Composer.java:106)

at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseCons
tructor.java:121)
at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:480)
at org.yaml.snakeyaml.Yaml.load(Yaml.java:423)
at org.bukkit.util.config.Configuration.load(Configuration.java:90)
at com.iCo6.Constants.load(Constants.java:134)
at com.iCo6.iConomy.onEnable(iConomy.java:114)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:230)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader
.java:989)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManage
r.java:280)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:190)
at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:173
)
at net.minecraft.server.MinecraftServer.t(MinecraftServer.java:356)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:343)
at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:175)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:407)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)
17:05:39 [INFO] [Essentials] Payment method found (iConomy version: 6)
17:05:39 [INFO] [Magica] Version 0.1.2 has been enabled.
17:05:39 [INFO] [Magica] Permsmode disabled.
17:05:39 [INFO] [MobDisguise] by desmin88 version 1.65 enabled. Modifications by
FinalFred.
17:05:39 [INFO] [NetherBan] Permission system not detected, defaulting to OP
17:05:39 [INFO] [NetherBan] NetherBan Enabled. Torturing souls...
17:05:39 [INFO] WorldEdit 5.1 enabled.
17:05:39 [INFO] WEPIF: Using the Bukkit Permissions API.
17:05:39 [INFO] WEPIF: Using the Bukkit Permissions API.
17:05:40 [INFO] WEPIF: Using the Bukkit Permissions API.
17:05:40 [INFO] WorldGuard: (world) Single session is enforced.
17:05:40 [INFO] WorldGuard: (world) TNT ignition is PERMITTED.
17:05:40 [INFO] WorldGuard: (world) Lighters are PERMITTED.
17:05:40 [INFO] WorldGuard: (world) Lava fire is blocked.
17:05:40 [INFO] WorldGuard: (world) Fire spread is UNRESTRICTED.
17:05:40 [INFO] WorldGuard: Loaded configuration for world 'world"
17:05:40 [INFO] WorldGuard: (world_nether) Single session is enforced.
17:05:40 [INFO] WorldGuard: (world_nether) TNT ignition is PERMITTED.
17:05:40 [INFO] WorldGuard: (world_nether) Lighters are PERMITTED.
17:05:40 [INFO] WorldGuard: (world_nether) Lava fire is blocked.
17:05:40 [INFO] WorldGuard: (world_nether) Fire spread is UNRESTRICTED.
17:05:40 [INFO] WorldGuard: Loaded configuration for world 'world_nether"
17:05:40 [INFO] WorldGuard: (world_the_end) Single session is enforced.
17:05:40 [INFO] WorldGuard: (world_the_end) TNT ignition is PERMITTED.
17:05:40 [INFO] WorldGuard: (world_the_end) Lighters are PERMITTED.
17:05:40 [INFO] WorldGuard: (world_the_end) Lava fire is blocked.
17:05:40 [INFO] WorldGuard: (world_the_end) Fire spread is UNRESTRICTED.
17:05:40 [INFO] WorldGuard: Loaded configuration for world 'world_the_end"
17:05:40 [INFO] WorldGuard: 4 regions loaded for 'world'
17:05:40 [INFO] WorldGuard: 0 regions loaded for 'world_nether'
17:05:40 [INFO] WorldGuard: 0 regions loaded for 'world_the_end'
17:05:40 [INFO] WorldGuard 5.4 enabled.
17:05:40 [INFO] [ChestShop] WorldGuard version 5.4 loaded.
17:05:40 [INFO] [ChestShop] version 3.33 initialized!
17:05:40 [INFO] [ChestShop] iConomy 6 loaded.
17:05:41 [INFO] [DragonTravel] Loaded configuration
17:05:41 [INFO] [DragonTravel] Loaded destinations
17:05:41 [INFO] [DragonTravel] Loaded stations
17:05:41 [INFO] [DragonTravel] Loaded signs
17:05:41 [INFO] [DragonTravel] Enabled v1.3
17:05:41 [INFO] [Factions v1.6.3] === ENABLE START ===
17:05:41 [INFO] [Factions v1.6.3] No permission plugin detected. Defaulting to n
ative bukkit permissions.
17:05:41 [INFO] [Factions v1.6.3] Loading board from disk
17:05:41 [INFO] [Factions v1.6.3] Found and will integrate chat with EssentialsC
hat v2.7.2
17:05:41 [INFO] [Factions v1.6.3] Economy integration is disabled, and the plugi
n "Vault" is not installed.
17:05:41 [INFO] [Factions v1.6.3] === ENABLE DONE (Took 619ms) ===
17:05:42 [INFO] Server permissions file permissions.yml is empty, ignoring it
17:05:42 [INFO] Done (7.019s)! For help, type "help" or "?"
17:05:57 [INFO] /192.168.1.71:52822 lost connection
17:05:59 [INFO] HDResolutionZzZ [/192.168.1.71:52827] logged in with entity id 3
17 at ([world] -328.09375, 68.0, 140.125)
17:06:01 [SEVERE] Could not pass event PLAYER_INTERACT to ChestShop
java.lang.NullPointerException
at com.iCo6.system.Queried.useMiniDB(Queried.java:92)
at com.iCo6.system.Queried.hasAccount(Queried.java:237)
at com.iCo6.system.Accounts.get(Accounts.java:14)
at com.nijikokun.register.payment.forChestShop.methods.iCo6.getAccount(i
Co6.java:69)
at com.Acrobot.ChestShop.Economy.hasEnough(Economy.java:33)
at com.Acrobot.ChestShop.Shop.Shop.buy(Shop.java:54)
at com.Acrobot.ChestShop.Shop.ShopManagement.buy(ShopManagement.java:24)

at com.Acrobot.ChestShop.Listeners.playerInteract.onPlayerInteract(playe
rInteract.java:78)
at org.bukkit.plugin.java.JavaPluginLoader$11.execute(JavaPluginLoader.j
ava:343)
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.jav
a:62)
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.j
ava:341)
at org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerInteractEven
t(CraftEventFactory.java:178)
at net.minecraft.server.ItemInWorldManager.interact(ItemInWorldManager.j
ava:274)
at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:602)
at net.minecraft.server.Packet15Place.handle(SourceFile:39)
at net.minecraft.server.NetworkManager.b(NetworkManager.java:226)
at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:100)
at net.minecraft.server.NetworkListenThread.a(SourceFile:108)
at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:536)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:434)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)
17:06:02 [SEVERE] Could not pass event PLAYER_INTERACT to ChestShop
java.lang.NullPointerException
at com.iCo6.system.Queried.useMiniDB(Queried.java:92)
at com.iCo6.system.Queried.hasAccount(Queried.java:237)
at com.iCo6.system.Accounts.exists(Accounts.java:10)
at com.nijikokun.register.payment.forChestShop.methods.iCo6.hasAccount(i
Co6.java:51)
at com.Acrobot.ChestShop.Economy.hasAccount(Economy.java:16)
at com.Acrobot.ChestShop.Shop.Shop.sell(Shop.java:116)
at com.Acrobot.ChestShop.Shop.ShopManagement.sell(ShopManagement.java:35
)
at com.Acrobot.ChestShop.Listeners.playerInteract.onPlayerInteract(playe
rInteract.java:79)
at org.bukkit.plugin.java.JavaPluginLoader$11.execute(JavaPluginLoader.j
ava:343)
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.jav
a:62)
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.j
ava:341)
at org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerInteractEven
t(CraftEventFactory.java:178)
at net.minecraft.server.ItemInWorldManager.dig(ItemInWorldManager.java:9
2)
at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:507)
at net.minecraft.server.Packet14BlockDig.handle(SourceFile:43)
at net.minecraft.server.NetworkManager.b(NetworkManager.java:226)
at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:100)
at net.minecraft.server.NetworkListenThread.a(SourceFile:108)
at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:536)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:434)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)
>