[21:01:38 ERROR]: Could not load 'plugins\voicechat-bukkit-1.17.1-2.1.13.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: Unsupported API version 1.17
        at org.bukkit.craftbukkit.v1_16_R3.util.CraftMagicNumbers.checkSupported(CraftMagicNumbers.java:361) ~[patched_1.16.5.jar:git-Airplane-9]
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:149) ~[patched_1.16.5.jar:git-Airplane-9]
        at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:414) ~[patched_1.16.5.jar:git-Airplane-9]
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:322) ~[patched_1.16.5.jar:git-Airplane-9]
        at org.bukkit.craftbukkit.v1_16_R3.CraftServer.loadPlugins(CraftServer.java:393) ~[patched_1.16.5.jar:git-Airplane-9]
        at net.minecraft.server.v1_16_R3.DedicatedServer.init(DedicatedServer.java:272) ~[patched_1.16.5.jar:git-Airplane-9]
        at net.minecraft.server.v1_16_R3.MinecraftServer.w(MinecraftServer.java:1071) ~[patched_1.16.5.jar:git-Airplane-9]
        at net.minecraft.server.v1_16_R3.MinecraftServer.lambda$a$0(MinecraftServer.java:292) ~[patched_1.16.5.jar:git-Airplane-9]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_301]