---- Minecraft Crash Report ----
// I just don't know what went wrong :(

Time: 01/09/19 21.05
Description: Ticking memory connection

java.lang.ArrayIndexOutOfBoundsException: -1
	at java.util.ArrayList.fastRemove(ArrayList.java:528)
	at java.util.ArrayList.remove(ArrayList.java:511)
	at net.minecraft.server.management.PlayerInstance.sendThisChunkToPlayer(PlayerInstance.java:67)
	at net.minecraft.server.management.PlayerManager.removePlayer(PlayerManager.java:206)
	at net.minecraft.server.management.ServerConfigurationManager.playerLoggedOut(ServerConfigurationManager.java:232)
	at net.minecraft.network.NetServerHandler.handleErrorMessage(NetServerHandler.java:649)
	at net.minecraft.network.MemoryConnection.processReadPackets(MemoryConnection.java:90)
	at net.minecraft.network.NetServerHandler.networkTick(NetServerHandler.java:136)
	at net.minecraft.network.NetworkListenThread.networkTick(NetworkListenThread.java:57)
	at net.minecraft.server.integrated.IntegratedServerListenThread.networkTick(IntegratedServerListenThread.java:108)
	at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:703)
	at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:599)
	at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:123)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:497)
	at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)


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

-- System Details --
Details:
	Minecraft Version: 1.4.7
	Operating System: Linux (i386) version 4.15.0-54-generic
	Java Version: 1.7.0_80, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Server VM (mixed mode), Oracle Corporation
	Memory: 779388624 bytes (743 MB) / 1046937600 bytes (998 MB) up to 1046937600 bytes (998 MB)
	JVM Flags: 3 total; -Xincgc -Xmx1024M -Xms1024M
	AABB Pool Size: 3055 (171080 bytes; 0 MB) allocated, 2467 (138152 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	FML: MCP v7.26a FML v4.7.35.556 Minecraft Forge 6.6.2.534 4 mods loaded, 4 mods active
	mcp [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	FML [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Forge [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	pec [Ponts et Chaussées] (bin) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 6619 (370664 bytes; 0 MB) allocated, 4587 (256872 bytes; 0 MB) used
	Player Count: 0 / 8; []
	Type: Integrated Server (map_client.txt)
	Is Modded: Definitely; Client brand changed to 'forge,fml'