[21:06:41] [Server thread/ERROR]: Could not load 'plugins/Towny.jar' in folder 'plugins'
org.bukkit.plugin.InvalidDescriptionException: Invalid plugin.yml
        at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:160) ~[spigot.jar:git-Spigot-5695bca-53fccdf]
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:133) [spigot.jar:git-Spigot-5695bca-53fccdf]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.loadPlugins(CraftServer.java:308) [spigot.jar:git-Spigot-5695bca-53fccdf]
        at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:205) [spigot.jar:git-Spigot-5695bca-53fccdf]
        at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:545) [spigot.jar:git-Spigot-5695bca-53fccdf]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]
Caused by: java.util.zip.ZipException: error in opening zip file
        at java.util.zip.ZipFile.open(Native Method) ~[?:1.8.0_131]
        at java.util.zip.ZipFile.<init>(ZipFile.java:225) ~[?:1.8.0_131]
        at java.util.zip.ZipFile.<init>(ZipFile.java:155) ~[?:1.8.0_131]
        at java.util.jar.JarFile.<init>(JarFile.java:166) ~[?:1.8.0_131]
        at java.util.jar.JarFile.<init>(JarFile.java:130) ~[?:1.8.0_131]
        at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:148) ~[spigot.jar:git-Spigot-5695bca-53fccdf]
        ... 5 more