[WARNING] Exception in thread "Craft Scheduler Thread - 6"

[WARNING] org.apache.commons.lang.UnhandledException: Plugin PlaceholderAPI v2.10.4 generated an exception while executing task 16

at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:56)

at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)

at java.lang.Thread.run(Thread.java:813)

Caused by: java.lang.NullPointerException

at me.clip.placeholderapi.expansion.cloud.ExpansionCloudManager.lambda$null$3(ExpansionCloudManager.java:181)

at me.clip.placeholderapi.expansion.cloud.ExpansionCloudManager$$Lambda$162.0000000044006140.accept(Unknown Source)

at java.util.Map.forEach(Map.java:630)

at me.clip.placeholderapi.expansion.cloud.ExpansionCloudManager.lambda$fetch$4(ExpansionCloudManager.java:172)

at me.clip.placeholderapi.expansion.cloud.ExpansionCloudManager$$Lambda$18.00000000C06CAC10.run(Unknown Source)

at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:71)

at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)

... 3 more