AnimatedNames conflict and SG x

[12:07:08 ERROR]: [AnimatedNames] java.lang.NoClassDefFoundError: me/wazup/survivalgames/main
        at be.maximvdw.animatednamescore.placeholders.bb.initialize(SurvivalGamesWazupPlaceholder.java:91)
        at be.maximvdw.animatednamescore.placeholders.Placeholder.registerPlaceHolder(Placeholder.java:2256)
        at be.maximvdw.animatednamescore.placeholders.bb.<init>(SurvivalGamesWazupPlaceholder.java:86)
        at be.maximvdw.animatednamescore.placeholders.aC.a(PlaceholderLoader.java:421)
        at be.maximvdw.animatednames.AnimatedNames.initPlaceholders(Unknown Source)
        at be.maximvdw.animatednames.AnimatedNames.loadConfiguration(Unknown Source)
        at be.maximvdw.animatednamescore.BasePlugin.initialize(Unknown Source)
        at be.maximvdw.animatednamescore.BasePlugin.onEnable(Unknown Source)
        at be.maximvdw.animatednames.AnimatedNames.onEnable(Unknown Source)
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264)
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337)
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:402)
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:384)
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:333)
        at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:422)
        at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:383)
        at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:338)
        at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:272)
        at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:545)
        at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: me.wazup.survivalgames.main
        at java.net.URLClassLoader.findClass(Unknown Source)
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:101)
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        ... 20 more