java.lang.NoSuchMethodError: org.bukkit.Server.getOnlinePlayers()[Lorg/bukkit/entity/Player;
at com.alecgorge.minecraft.jsonapi.streams.PerformanceStreamDataProvider.run(PerformanceStreamDataProvider.java:23) ~[?:?]
at org.bukkit.craftbukkit.v1_11_R1.scheduler.CraftTask.run(CraftTask.java:71) ~[spigot-1.11.2.jar:git-Spigot-7d78b81-e232e15]
at org.bukkit.craftbukkit.v1_11_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:353) [spigot-1.11.2.jar:git-Spigot-7d78b81-e232e15]
at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:730) [spigot-1.11.2.jar:git-Spigot-7d78b81-e232e15]
at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399) [spigot-1.11.2.jar:git-Spigot-7d78b81-e232e15]
at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:675) [spigot-1.11.2.jar:git-Spigot-7d78b81-e232e15]
at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:574) [spigot-1.11.2.jar:git-Spigot-7d78b81-e232e15]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_72]