Error on sending message after reload command

gistfile1.txt

[21:24:18] [Server thread/WARN] [Mohist]: [AutoMessager] Task #360 for AutoMessager v2.1 generated an exception
java.lang.IndexOutOfBoundsException: Index: 1, Size: 1
	at java.util.ArrayList.rangeCheck(ArrayList.java:657) ~[?:1.8.0_181]
	at java.util.ArrayList.get(ArrayList.java:433) ~[?:1.8.0_181]
	at hu.montlikadani.AutoMessager.bukkit.Announce.onInOrder(Announce.java:111) ~[?:?]
	at hu.montlikadani.AutoMessager.bukkit.Announce.lambda$0(Announce.java:85) ~[?:?]
	at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:77) ~[CraftTask.class:83bcbf5]
	at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:421) [CraftScheduler.class:83bcbf5]
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:836) [MinecraftServer.class:?]
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:464) [nz.class:?]
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:778) [MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:621) [MinecraftServer.class:?]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]