Map invalid chars

[rodel77]

[03:16:11] [Server thread/WARN]: java.lang.IllegalArgumentException: text contains invalid characters [03:16:11] [Server thread/WARN]: at mx.com.rodel.games.map.MapGame.drawText(MapGame.java:529) [03:16:11] [Server thread/WARN]: at mx.com.rodel.games.map.defaultgames.thisisxmas.PointsSign.draw(PointsSign.java:37) [03:16:11] [Server thread/WARN]: at mx.com.rodel.games.map.MapGame.drawObjects(MapGame.java:342) [03:16:11] [Server thread/WARN]: at mx.com.rodel.games.map.defaultgames.thisisxmas.ThisIsXmas.draw(ThisIsXmas.java:138) [03:16:11] [Server thread/WARN]: at mx.com.rodel.games.map.MapGame.render(MapGame.java:168) [03:16:11] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_10_R1.map.CraftMapView.render(CraftMapView.java:146) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.WorldMap$WorldMapHumanTracker.a(WorldMap.java:291) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.WorldMap.a(WorldMap.java:247) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.ItemWorldMap.a(ItemWorldMap.java:191) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10R1.EntityPlayer.k(EntityPlayer.java:248) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10R1.PlayerConnection.E(PlayerConnection.java:138) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.NetworkManager.a(NetworkManager.java:233) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.ServerConnection.c(ServerConnection.java:140) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:827) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668) [03:16:11] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567) [03:16:11] [Server thread/WARN]: at java.lang.Thread.run(Thread.java:745)