[17:30:51 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'papi' in plugin PlaceholderAPI v2.10.3
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:48) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:704) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1621) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1461) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:1) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:9) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.PlayerConnectionUtils$$Lambda$2527.0000000014A26D40.run(Unknown Source) ~[?:?]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_212]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_212]
        at net.minecraft.server.v1_13_R2.SystemUtils.a(SourceFile:199) [spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:896) [spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:417) [spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:831) [spigot.jar:git-Spigot-1a3504a-84f3da3]
        at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:729) [spigot.jar:git-Spigot-1a3504a-84f3da3]
        at java.lang.Thread.run(Thread.java:813) [?:1.8.0_212]
Caused by: java.lang.NumberFormatException: For input string: "20.0"
        at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65) ~[?:1.8.0_212]
        at java.lang.Integer.parseInt(Integer.java:580) ~[?:1.8.0_212]
        at java.lang.Integer.parseInt(Integer.java:615) ~[?:1.8.0_212]
        at me.aBooDyy.progressexpansion.ProgressExpansion.onPlaceholderRequest(ProgressExpansion.java:131) ~[?:?]
        at me.clip.placeholderapi.PlaceholderHook.onRequest(PlaceholderHook.java:38) ~[?:?]
        at me.clip.placeholderapi.PlaceholderAPI.setPlaceholders(PlaceholderAPI.java:234) ~[?:?]
        at me.clip.placeholderapi.PlaceholderAPI.setPlaceholders(PlaceholderAPI.java:202) ~[?:?]
        at me.clip.placeholderapi.commands.PlaceholderAPICommands.onCommand(PlaceholderAPICommands.java:190) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot.jar:git-Spigot-1a3504a-84f3da3]
        ... 16 more