Board Thread:Bug Reports/@comment-83.80.229.181-20150218130825

almost always  when i complete a Miniquest,my game closes and gave me this annoying error,dont know what to do,as always...Anyway,here it is:

Minecraft Crash Report // Don't be sad, have a hug! <3

Time: 18-2-15 14:00 Description: Ticking entity

java.util.ConcurrentModificationException at java.util.ArrayList$Itr.checkForComodification(Unknown Source) at java.util.ArrayList$Itr.next(Unknown Source) at lotr.common.LOTRPlayerData.getMiniQuestsForEntity(LOTRPlayerData.java:1474) at lotr.common.entity.npc.LOTREntityNPC.func_70112_a(LOTREntityNPC.java:238) at WorldServerOF.canSkipEntityUpdate(WorldServerOF.java:381) at WorldServerOF.func_72870_g(WorldServerOF.java:317) at net.minecraft.world.World.func_72939_s(World.java:1887) at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:489) at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:636) at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547) at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:186) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427) at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)

A detailed walkthrough of the error, its code path and all known details is as follows: ---

-- Head -- Stacktrace: at java.util.ArrayList$Itr.checkForComodification(Unknown Source) at java.util.ArrayList$Itr.next(Unknown Source) at lotr.common.LOTRPlayerData.getMiniQuestsForEntity(LOTRPlayerData.java:1474) at lotr.common.entity.npc.LOTREntityNPC.func_70112_a(LOTREntityNPC.java:238) at WorldServerOF.canSkipEntityUpdate(WorldServerOF.java:381) at WorldServerOF.func_72870_g(WorldServerOF.java:317)

-- Entity being ticked -- Details: Entity Type: lotr.Hobbit (lotr.common.entity.npc.LOTREntityHobbit) Entity ID: 40693 Entity Name: Camellia Diggle, the Hobbit Entity's Exact location: -61,58, 70,00, 44,74 Entity's Block location: World: (-62,70,44), Chunk: (at 2,4,12 in -4,2; contains blocks -64,0,32 to -49,255,47), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511) Entity's Momentum: 0,00, -0,08, 0,00 Stacktrace: at net.minecraft.world.World.func_72939_s(World.java:1887) at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:489)

-- Affected level -- Details: Level name: LOTR All players: 1 total; [EntityPlayerMP['Jeffrey123454'/1117, l='LOTR', x=78223,70, y=66,00, z=-12981,95]] Chunk stats: ServerChunkCache: 386 Drop: 0 Level seed: 1504019448 Level generator: ID 00 - default, ver 1. Features enabled: false Level generator options: Level spawn location: World: (0,0,0), Chunk: (at 0,0,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511) Level time: 0 game time, 0 day time Level dimension: 0 Level storage version: 0x00000 - Unknown? Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false) Level game mode: ERROR NullPointerException: null Stacktrace: at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:636) at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547) at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:186) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427) at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)

-- System Details -- Details: Minecraft Version: 1.7.10 Operating System: Windows 7 (amd64) version 6.1 Java Version: 1.8.0_31, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 701073240 bytes (668 MB) / 1559756800 bytes (1487 MB) up to 2863661056 bytes (2731 MB) JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx3G AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used IntCache: cache: 0, tcache: 3293, allocated: 3, tallocated: 2027 FML: MCP v9.05 FML v7.10.85.1272 Minecraft Forge 10.13.2.1272 Optifine OptiFine_1.7.10_HD_U_B4 8 mods loaded, 8 mods active mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available FML{7.10.85.1272} [Forge Mod Loader] (forge-1.7.10-10.13.2.1272.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available Forge{10.13.2.1272} [Minecraft Forge] (forge-1.7.10-10.13.2.1272.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available lotr{Beta v22.2 for Minecraft 1.7.10} [The Lord of the Rings Mod] ([1.7.10] The Lord of the Rings Mod B22.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available DamageIndicatorsMod{3.2.3} [Damage Indicators] ([1.7.10]DamageIndicatorsMod-3.2.3(1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available craftguide{1.6.8.1} [CraftGuide] (CraftGuide-1.6.8.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available SaintsCore{0.8} [Saintscore] (SaintsCore-0.8-Minecraft-1.7.10.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available mod_Saintspack{0.8} [Saintspack] (SaintsPack-0.8-Minecraft_1.7.10) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available Profiler Position: N/A (disabled) Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used Player Count: 1 / 8; [EntityPlayerMP['Jeffrey123454'/1117, l='LOTR', x=78223,70, y=66,00, z=-12981,95]] Type: Integrated Server (map_client.txt) Is Modded: Definitely; Client brand changed to 'fml,forge'

P.S: Using LOTR version Beta 22.2 