Is it serious?
[09:33:05] [Server thread/ERROR] [flexiblelogin]: Error loading the configuration ninja.leaping.configurate.objectmapping.ObjectMappingException: Invalid enum constant provided for hashAlgo: Expected a value of enum com.github.games647.flexiblelogin.config.General$HashingAlgorithm, got BCRYPT at ninja.leaping.configurate.objectmapping.serialize.TypeSerializers$EnumValueSerializer.deserialize(TypeSerializers.java:132) ~[spongeforge-1.10.2-2477-5.2.0-BETA-2793.jar:1.10.2-2477-5.2.0-BETA-2793] at ninja.leaping.configurate.objectmapping.serialize.TypeSerializers$EnumValueSerializer.deserialize(TypeSerializers.java:118) ~[spongeforge-1.10.2-2477-5.2.0-BETA-2793.jar:1.10.2-2477-5.2.0-BETA-2793] at ninja.leaping.configurate.objectmapping.ObjectMapper$FieldData.deserializeFrom(ObjectMapper.java:85) ~[spongeforge-1.10.2-2477-5.2.0-BETA-2793.jar:1.10.2-2477-5.2.0-BETA-2793] at ninja.leaping.configurate.objectmapping.ObjectMapper$BoundInstance.populate(ObjectMapper.java:148) ~[spongeforge-1.10.2-2477-5.2.0-BETA-2793.jar:1.10.2-2477-5.2.0-BETA-2793] at com.github.games647.flexiblelogin.config.Settings.loadMapper(Settings.java:99) [Settings.class:?] at com.github.games647.flexiblelogin.config.Settings.load(Settings.java:88) [Settings.class:?] at com.github.games647.flexiblelogin.FlexibleLogin.init(FlexibleLogin.java:174) [FlexibleLogin.class:?] at com.github.games647.flexiblelogin.FlexibleLogin.onPreInit(FlexibleLogin.java:111) [FlexibleLogin.class:?] at org.spongepowered.common.event.listener.GamePreInitializationEventListener_FlexibleLogin_onPreInit12.handle(Unknown Source) [?:?] at org.spongepowered.common.event.RegisteredListener.handle(RegisteredListener.java:95) [RegisteredListener.class:1.10.2-2477-5.2.0-BETA-2793] at org.spongepowered.mod.event.SpongeModEventManager.post(SpongeModEventManager.java:313) [SpongeModEventManager.class:1.10.2-2477-5.2.0-BETA-2793] at org.spongepowered.mod.event.SpongeModEventManager.post(SpongeModEventManager.java:342) [SpongeModEventManager.class:1.10.2-2477-5.2.0-BETA-2793] at org.spongepowered.mod.SpongeMod.onStateEvent(SpongeMod.java:234) [SpongeMod.class:1.10.2-2477-5.2.0-BETA-2793] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_161] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_161] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_161] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_161] at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) [minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) [minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) [minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) [minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.post(EventBus.java:275) [minecraft_server.1.10.2.jar:?] at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:243) [LoadController.class:?] at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:221) [LoadController.class:?] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_161] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_161] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_161] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_161] at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) [minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) [minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) [minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) [minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.post(EventBus.java:275) [minecraft_server.1.10.2.jar:?] at net.minecraftforge.fml.common.LoadController.redirect$onPost$zzb000(LoadController.java:561) [LoadController.class:?] at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:145) [LoadController.class:?] at net.minecraftforge.fml.common.Loader.preinitializeMods(Loader.java:624) [Loader.class:?] at net.minecraftforge.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:99) [FMLServerHandler.class:?] at net.minecraftforge.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:328) [FMLCommonHandler.class:?] at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:121) [ld.class:?] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:431) [MinecraftServer.class:?] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_161]