15.07 16:13:35 [Server] INFO ... 13 more
15.07 16:13:35 [Server] INFO at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_111]
15.07 16:13:35 [Server] INFO at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_111]
15.07 16:13:35 [Server] INFO at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:100) ~[Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:152) ~[Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[?:1.8.0_111]
15.07 16:13:35 [Server] INFO Caused by: java.lang.ClassNotFoundException: okhttp3.Call$Factory
15.07 16:13:35 [Server] INFO at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
15.07 16:13:35 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:545) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:272) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:338) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:383) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:422) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:330) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:381) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[Server_Spigot_1.12.2.jar:git-Spigot-2cf50f0-2b93d83]
15.07 16:13:35 [Server] INFO at com.craftmend.openaudiomc.OpenAudioMc.onEnable(OpenAudioMc.java:99) ~[?:?]
15.07 16:13:35 [Server] INFO at com.craftmend.openaudiomc.services.networking.NetworkingService.<init>(NetworkingService.java:34) ~[?:?]
15.07 16:13:35 [Server] INFO java.lang.NoClassDefFoundError: okhttp3/Call$Factory
15.07 16:13:35 [Server] ERROR Error occurred while enabling OpenAudioMc v5.4.5 (Is it up to date?)