Error occurred while enabling ChestPreview v1.0.9 (Is it up to date?)
java.lang.RuntimeException: This server is not compatible with this plugin.
        at ChestPreview_1.0.9.jar/chestpreview.m.k.a(SourceFile:48) ~[ChestPreview_1.0.9.jar:?]
        at ChestPreview_1.0.9.jar/chestpreview.m.t.<init>(SourceFile:49) ~[ChestPreview_1.0.9.jar:?]
        at ChestPreview_1.0.9.jar/chestpreview.m.t.u(SourceFile:66) ~[ChestPreview_1.0.9.jar:?]
        at ChestPreview_1.0.9.jar/dev.lone.chestpreview.Main.onEnable(SourceFile:74) ~[ChestPreview_1.0.9.jar:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:288) ~[purpur-api-1.21.4-R0.1-SNAPSHOT.jar:?]
        at io.papermc.paper.plugin.manager.PaperPluginInstanceManager.enablePlugin(PaperPluginInstanceManager.java:202) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.enablePlugin(PaperPluginManagerImpl.java:109) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:520) ~[purpur-api-1.21.4-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.craftbukkit.CraftServer.enablePlugin(CraftServer.java:669) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:618) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at net.minecraft.server.MinecraftServer.loadWorld0(MinecraftServer.java:772) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at net.minecraft.server.MinecraftServer.loadLevel(MinecraftServer.java:534) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:369) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1251) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:344) ~[purpur-1.21.4.jar:1.21.4-2376-4bf1b98]
        at java.base/java.lang.Thread.run(Thread.java:1583) ~[?:?]
[14:07:52 INFO]: [ChestPreview] Disabling ChestPreview v1.0.9