[13:18:19] [Server thread/ERROR]: Could not load 'plugins\gberry.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.NoClassDefFoundError: com/google/gson/JsonElement
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:133) ~[spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:346) ~[spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:268) [spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at org.bukkit.craftbukkit.v1_7_R4.CraftServer.loadPlugins(CraftServer.java:303) [spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at net.minecraft.server.v1_7_R4.DedicatedServer.init(DedicatedServer.java:143) [spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:499) [spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
Caused by: java.lang.NoClassDefFoundError: com/google/gson/JsonElement
	at java.lang.Class.forName0(Native Method) ~[?:1.8.0_141]
	at java.lang.Class.forName(Unknown Source) ~[?:1.8.0_141]
	at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:64) ~[spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:129) ~[spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	... 6 more
Caused by: java.lang.ClassNotFoundException: com.google.gson.JsonElement
	at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.8.0_141]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:101) ~[spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86) ~[spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_141]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_141]
	at java.lang.Class.forName0(Native Method) ~[?:1.8.0_141]
	at java.lang.Class.forName(Unknown Source) ~[?:1.8.0_141]
	at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:64) ~[spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:129) ~[spigot-server.jar:git-Spigot-1.7.10-R0.1-424-gd58cca9]
	... 6 more