[19:04:46 INFO]: Czab issued server command: /remind 99999999999999999999999999999999999 e
[19:04:46 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'remind' in plugin Reminder v1.0
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot.jar:git-Spigot-7d78b81-70bc70b]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot.jar:git-Spigot-7d78b81-70bc70b]
        at org.bukkit.craftbukkit.v1_11_R1.CraftServer.dispatchCommand(CraftServer.java:649) ~[spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.PlayerConnection.handleCommand(PlayerConnection.java:1344) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.PlayerConnection.a(PlayerConnection.java:1179) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_91]
        at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_91]
        at net.minecraft.server.v1_11_R1.SystemUtils.a(SourceFile:46) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:739) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:675) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:574) [spigot.jar:git-Spigot-7d78b81-70bc70b]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_91]
Caused by: java.lang.NumberFormatException: For input string: "99999999999999999999999999999999999"
        at java.lang.NumberFormatException.forInputString(Unknown Source) ~[?:1.8.0_91]
        at java.lang.Integer.parseInt(Unknown Source) ~[?:1.8.0_91]
        at java.lang.Integer.parseInt(Unknown Source) ~[?:1.8.0_91]
        at com.gmail.czab108.reminder.Main.onCommand(Main.java:40) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-Spigot-7d78b81-70bc70b]