[10:49:33 WARN]: org.apache.commons.lang.UnhandledException: Plugin Autorank v3.8.3 generated an exception while executing task 123
at org.bukkit.craftbukkit.v1_10_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:56)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException: Nodes must be provided.
at org.yaml.snakeyaml.nodes.NodeTuple.(NodeTuple.java:28)
at org.yaml.snakeyaml.representer.BaseRepresenter.representMapping(BaseRepresenter.java:163)
at org.yaml.snakeyaml.representer.SafeRepresenter$RepresentMap.representData(SafeRepresenter.java:304)
at org.yaml.snakeyaml.representer.BaseRepresenter.representData(BaseRepresenter.java:94)
at org.yaml.snakeyaml.representer.BaseRepresenter.represent(BaseRepresenter.java:64)
at org.yaml.snakeyaml.Yaml.dumpAll(Yaml.java:242)
at org.yaml.snakeyaml.Yaml.dumpAll(Yaml.java:206)
at org.yaml.snakeyaml.Yaml.dump(Yaml.java:181)
at org.bukkit.configuration.file.YamlConfiguration.saveToString(YamlConfiguration.java:39)
at org.bukkit.configuration.file.FileConfiguration.save(FileConfiguration.java:68)
at me.armar.plugins.autorank.data.SimpleYamlConfiguration.save(SimpleYamlConfiguration.java:97)
at me.armar.plugins.autorank.internalproperties.InternalProperties.setCachedLeaderboard(InternalProperties.java:66)
at me.armar.plugins.autorank.leaderboard.Leaderboard.updateLeaderboard(Leaderboard.java:301)
at me.armar.plugins.autorank.playtimes.Playtimes$2.run(Playtimes.java:564)
at org.bukkit.craftbukkit.v1_10_R1.scheduler.CraftTask.run(CraftTask.java:71)
at org.bukkit.craftbukkit.v1_10_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)

Having the same issue

bump

Please update to the most recent version of Autorank and see if that solves the problem.

I have the same Problem for spigot 1.13.2. Can you fix this please?

[03:03:58] [Craft Scheduler Thread - 7/WARN]: [Autorank] Plugin Autorank v4.2.6 generated an exception while executing task 67
java.lang.NullPointerException: Nodes must be provided.
at org.yaml.snakeyaml.nodes.NodeTuple.(NodeTuple.java:28) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.yaml.snakeyaml.representer.BaseRepresenter.representMapping(BaseRepresenter.java:164) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.yaml.snakeyaml.representer.SafeRepresenter$RepresentMap.representData(SafeRepresenter.java:315) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.yaml.snakeyaml.representer.BaseRepresenter.representData(BaseRepresenter.java:95) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.yaml.snakeyaml.representer.BaseRepresenter.represent(BaseRepresenter.java:65) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.yaml.snakeyaml.Yaml.dumpAll(Yaml.java:306) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.yaml.snakeyaml.Yaml.dumpAll(Yaml.java:270) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.yaml.snakeyaml.Yaml.dump(Yaml.java:245) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.bukkit.configuration.file.YamlConfiguration.saveToString(YamlConfiguration.java:38) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.bukkit.configuration.file.FileConfiguration.save(FileConfiguration.java:66) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at me.armar.plugins.autorank.config.SimpleYamlConfiguration.saveFile(SimpleYamlConfiguration.java:94) ~[?:?]
at me.armar.plugins.autorank.config.AbstractConfig.saveConfig(AbstractConfig.java:55) ~[?:?]
at me.armar.plugins.autorank.config.InternalPropertiesConfig.setLeaderboardLastUpdateTime(InternalPropertiesConfig.java:161) ~[?:?]
at me.armar.plugins.autorank.leaderboard.LeaderboardHandler.updateLeaderboard(LeaderboardHandler.java:401) ~[?:?]
at me.armar.plugins.autorank.storage.StorageProvider$1.run(StorageProvider.java:175) ~[?:?]
at org.bukkit.craftbukkit.v1_13_R2.scheduler.CraftTask.run(CraftTask.java:81) ~[spigot.jar:git-Spigot-f56e2e7-2aba349]
at org.bukkit.craftbukkit.v1_13_R2.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52) [spigot.jar:git-Spigot-f56e2e7-2aba349]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_191]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]

Thanks a lot.
With best regards Gartentrulla from Germany