[21:43:43 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'gheads' in plugin Golden-Heads v1.4
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[patched_1.8.8.jar:git-PaperSpigot-445]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:146) ~[patched_1.8.8.jar:git-PaperSpigot-445]
at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:666) ~[patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1189) [patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1001) [patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [patched_1.8.8.jar:git-PaperSpigot-445]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_292]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_292]
at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:774) [patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [patched_1.8.8.jar:git-PaperSpigot-445]
at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [patched_1.8.8.jar:git-PaperSpigot-445]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_292]
Caused by: java.lang.NullPointerException
at java.util.regex.Matcher.getTextLength(Matcher.java:1283) ~[?:1.8.0_292]
at java.util.regex.Matcher.reset(Matcher.java:309) ~[?:1.8.0_292]
at java.util.regex.Matcher.<init>(Matcher.java:229) ~[?:1.8.0_292]
at java.util.regex.Pattern.matcher(Pattern.java:1093) ~[?:1.8.0_292]
at com.iridium.iridiumcolorapi.patterns.GradientPattern.process(GradientPattern.java:23) ~[Golden-Heads-1.4.jar:?]
at com.iridium.iridiumcolorapi.IridiumColorAPI.process(IridiumColorAPI.java:80) ~[Golden-Heads-1.4.jar:?]
at club.cellazelf12.gheads.commands.GoldenHeadsCommand.onCommand(GoldenHeadsCommand.java:36) ~[Golden-Heads-1.4.jar:?]
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[patched_1.8.8.jar:git-PaperSpigot-445]
... 15 more