please help us with this error

[ruudschmitz]

09:57:48 WARN: [InfoBoardReborn] Failed to check for updates, because: java.lang.NullPointerException

09:57:48 WARN: at com.infogroup.infoboard.utils.UpdateChecker.toReadable(UpdateChecker.java:83) 09:57:48 WARN: at com.infogroup.infoboard.utils.UpdateChecker.checkHigher(UpdateChecker.java:28) 09:57:48 WARN: at com.infogroup.infoboard.utils.UpdateChecker.checkUpdate(UpdateChecker.java:43) 09:57:48 WARN: at com.infogroup.infoboard.Timers.lambda$start$6(Timers.java:156) 09:57:48 WARN: at org.bukkit.craftbukkit.v1_16_R1.scheduler.CraftTask.run(CraftTask.java:99) 09:57:48 WARN: at org.bukkit.craftbukkit.v1_16_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:468) 09:57:48 WARN: at com.infogroup.infoboard.utils.UpdateChecker.toReadable(UpdateChecker.java:83)(B 09:57:48 WARN: at com.infogroup.infoboard.utils.UpdateChecker.checkHigher(UpdateChecker.java:28)(B 09:57:48 WARN: at com.infogroup.infoboard.utils.UpdateChecker.checkUpdate(UpdateChecker.java:43)(B 09:57:48 WARN: at com.infogroup.infoboard.Timers.lambda$start$6(Timers.java:156)(B 09:57:48 WARN: at org.bukkit.craftbukkit.v1_16_R1.scheduler.CraftTask.run(CraftTask.java:99)(B 09:57:48 WARN: at org.bukkit.craftbukkit.v1_16_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:468)(B 09:57:48 WARN: at net.minecraft.server.v1_16_R1.MinecraftServer.b(MinecraftServer.java:1292)(B 09:57:48 WARN: at net.minecraft.server.v1_16_R1.DedicatedServer.b(DedicatedServer.java:377)(B 09:57:48 WARN: at net.minecraft.server.v1_16_R1.MinecraftServer.a(MinecraftServer.java:1213)(B 09:57:48 WARN: at net.minecraft.server.v1_16_R1.MinecraftServer.v(MinecraftServer.java:1001)(B 09:57:48 WARN: at net.minecraft.server.v1_16_R1.MinecraftServer.lambda$a$0(MinecraftServer.java:177)(B 09:57:48 WARN: at java.base/java.lang.Thread.run(Thread.java:834)(B

[SmoTHyG]

Is just a warn because the version of the plugin is outdated. Try the plugin in version 1.15 or before 1.15