Console errors

[16:56:54 INFO]: [Lands] You're using the latest version.
[16:56:55 INFO]: [PlayerWarps] Loading warps...
[16:56:58 WARN]: Couldn't look up profile properties for com.mojang.authlib.GameProfile@3f083c56[id=568a1cef-d5a0-4871-a10e-fc1bfaa8376a,name=DelMetaInf,properties={},legacy=false]
com.mojang.authlib.exceptions.AuthenticationException: The client has sent too many requests within a certain amount of time
        at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:79) ~[patched_1.15.2.jar:git-Paper-90]
        at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillGameProfile(YggdrasilMinecraftSessionService.java:180) ~[patched_1.15.2.jar:git-Paper-90]
        at com.destroystokyo.paper.profile.PaperMinecraftSessionService.fillGameProfile(PaperMinecraftSessionService.java:37) ~[patched_1.15.2.jar:git-Paper-90]
        at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillProfileProperties(YggdrasilMinecraftSessionService.java:173) ~[patched_1.15.2.jar:git-Paper-90]
        at com.destroystokyo.paper.profile.PaperMinecraftSessionService.fillProfileProperties(PaperMinecraftSessionService.java:30) ~[patched_1.15.2.jar:git-Paper-90]
        at net.minecraft.server.v1_15_R1.TileEntitySkull$1.load(TileEntitySkull.java:77) ~[patched_1.15.2.jar:git-Paper-90]
        at net.minecraft.server.v1_15_R1.TileEntitySkull$1.load(TileEntitySkull.java:44) ~[patched_1.15.2.jar:git-Paper-90]
        at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3716) ~[patched_1.15.2.jar:git-Paper-90]
        at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2424) ~[patched_1.15.2.jar:git-Paper-90]
        at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2298) ~[patched_1.15.2.jar:git-Paper-90]
        at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2211) ~[patched_1.15.2.jar:git-Paper-90]
        at com.google.common.cache.LocalCache.get(LocalCache.java:4154) ~[patched_1.15.2.jar:git-Paper-90]
        at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:4158) ~[patched_1.15.2.jar:git-Paper-90]
        at com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:5147) ~[patched_1.15.2.jar:git-Paper-90]
        at com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:5153) ~[patched_1.15.2.jar:git-Paper-90]
        at net.minecraft.server.v1_15_R1.TileEntitySkull$3.call(TileEntitySkull.java:218) ~[patched_1.15.2.jar:git-Paper-90]
        at net.minecraft.server.v1_15_R1.TileEntitySkull$3.call(TileEntitySkull.java:215) ~[patched_1.15.2.jar:git-Paper-90]
        at net.minecraft.server.v1_15_R1.TileEntitySkull.b(TileEntitySkull.java:234) ~[patched_1.15.2.jar:git-Paper-90]
        at org.bukkit.craftbukkit.v1_15_R1.inventory.CraftMetaSkull.applyToItem(CraftMetaSkull.java:88) ~[patched_1.15.2.jar:git-Paper-90]
        at org.bukkit.craftbukkit.v1_15_R1.inventory.CraftItemStack.setItemMeta(CraftItemStack.java:518) ~[patched_1.15.2.jar:git-Paper-90]
        at org.bukkit.craftbukkit.v1_15_R1.inventory.CraftItemStack.asNMSCopy(CraftItemStack.java:42) ~[patched_1.15.2.jar:git-Paper-90]
        at sun.reflect.GeneratedMethodAccessor26.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_241]
        at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_241]
        at xyz.olzie.playerwarps.d.b.b(Unknown Source) ~[?:?]
        at xyz.olzie.playerwarps.d.b.d(Unknown Source) ~[?:?]
        at xyz.olzie.playerwarps.d.b.b(Unknown Source) ~[?:?]
        at xyz.olzie.playerwarps.d.b.d.b(Unknown Source) ~[?:?]
        at xyz.olzie.playerwarps.d.b.d.b(Unknown Source) ~[?:?]
        at xyz.olzie.playerwarps.d.b.d.<init>(Unknown Source) ~[?:?]
        at org.bukkit.craftbukkit.v1_15_R1.scheduler.CraftTask.run(CraftTask.java:84) ~[patched_1.15.2.jar:git-Paper-90]
        at org.bukkit.craftbukkit.v1_15_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:54) ~[patched_1.15.2.jar:git-Paper-90]
        at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22) ~[patched_1.15.2.jar:git-Paper-90]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.8.0_241]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.8.0_241]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_241]
[16:56:58 INFO]: [PlayerWarps] Loading the Player warp GUI
[16:56:58 WARN]: [Lands] Loaded class com.gmail.filoghost.holographicdisplays.api.HologramsAPI from HolographicDisplays v2.4.1 which is not a depend, softdepend or loadbefore of this plugin.
[16:57:08 ERROR]: [BuycraftX] Command execution took 31.58ms to complete. This likely indicates an issue with one of your server's plugins, which can cause lag.