org.bukkit.command.CommandException: Unhandled exception executing command 'rewardpro' in plugin RewardPRO v4.0.0
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:149) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at org.bukkit.craftbukkit.v1_14_R1.CraftServer.dispatchCommand(CraftServer.java:710) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.PlayerConnection.handleCommand(PlayerConnection.java:1641) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.PlayerConnection.a(PlayerConnection.java:1481) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.PacketPlayInChat.a(PacketPlayInChat.java:47) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:19) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.TickTask.run(SourceFile:18) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeTask(SourceFile:144) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeNext(SourceFile:118) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.MinecraftServer.aX(MinecraftServer.java:909) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.MinecraftServer.executeNext(MinecraftServer.java:902) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.awaitTasks(SourceFile:127) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.MinecraftServer.sleepForTick(MinecraftServer.java:886) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:819) [spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_211]
Caused by: java.lang.NullPointerException
        at com.movingdev.minecraft.api.database.DatabaseHandler.selectListSqlStatement(DatabaseHandler.java:101) ~[?:?]
        at eu.superm.minecraft.rewardpro.database.MySQLDailyReward.getClaimedRewards(MySQLDailyReward.java:70) ~[?:?]
        at eu.superm.minecraft.rewardpro.dailyreward.DailyRewardUI.<init>(DailyRewardUI.java:33) ~[?:?]
        at eu.superm.minecraft.rewardpro.mainclasses.PlayerCommandHandler.executeDailyReward(PlayerCommandHandler.java:270) ~[?:?]
        at eu.superm.minecraft.rewardpro.mainclasses.PlayerCommandHandler.onCommand(PlayerCommandHandler.java:134) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[spigot-1.14.4.jar:git-Spigot-798ea6a-2012f1e]
        ... 17 more