I need help with this error if you can please help!

18.05 19:47:15 [Server] INFO at net.minecraft.server.v1_7_R2.ThreadServerApplication.run(SourceFile:618) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at net.minecraft.server.v1_7_R2.MinecraftServer.run(MinecraftServer.java:426) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at net.minecraft.server.v1_7_R2.DedicatedServer.init(DedicatedServer.java:175) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at net.minecraft.server.v1_7_R2.MinecraftServer.a(MinecraftServer.java:275) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at net.minecraft.server.v1_7_R2.MinecraftServer.g(MinecraftServer.java:319) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at net.minecraft.server.v1_7_R2.MinecraftServer.n(MinecraftServer.java:344) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at org.bukkit.craftbukkit.v1_7_R2.CraftServer.enablePlugins(CraftServer.java:375) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at org.bukkit.craftbukkit.v1_7_R2.CraftServer.loadPlugin(CraftServer.java:441) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:404) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:324) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:250) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at com.github.games647.scoreboardstats.ScoreboardStats.onEnable(ScoreboardStats.java:90) [ScoreboardStats.jar:0.7.5] 18.05 19:47:15 [Server] INFO at com.github.games647.scoreboardstats.pvpstats.Database.setupDatabase(Database.java:153) [ScoreboardStats.jar:0.7.5] 18.05 19:47:15 [Server] INFO at com.avaje.ebean.EbeanServerFactory.create(EbeanServerFactory.java:78) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at com.avaje.ebeaninternal.server.core.DefaultServerFactory.createServer(DefaultServerFactory.java:64) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at com.avaje.ebeaninternal.server.core.DefaultServerFactory.createServer(DefaultServerFactory.java:209) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at com.avaje.ebeaninternal.server.core.InternalConfiguration.(InternalConfiguration.java:137) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at com.avaje.ebeaninternal.server.type.DefaultTypeManager.(DefaultTypeManager.java:165) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO at com.avaje.ebeaninternal.server.type.DefaultTypeManager.initialiseJodaTypes(DefaultTypeManager.java:633) [craftbukkit-1.7.5-R0.1-20140408.020329-16.jar:git-Bukkit-1.7.2-R0.3-14-g8f8716c-b3042jnks] 18.05 19:47:15 [Server] INFO java.lang.NoClassDefFoundError: org/joda/time/LocalDateTime 18.05 19:47:15 [Server] INFO [19:47:15 ERROR]: Error occurred while enabling ScoreboardStats v0.7.5 (Is it up to date?) 18.05 19:47:15 [Server] INFO [19:47:15 INFO]: Registering Joda data types 18.05 19:47:15 [Server] INFO [19:47:15 INFO]: SubClassFactory parent ClassLoader [org.bukkit.plugin.java.PluginClassLoader] 18.05 19:47:14 [Server] INFO [19:47:14 INFO]: DatabasePlatform name:ScoreboardStats platform:sqlite 18.05 19:47:14 [Server] INFO [19:47:14 INFO]: DataSourcePool [ScoreboardStats] autoCommit[false] transIsolation[SERIALIZABLE] min[2] max[20] 18.05 19:47:14 [Server] INFO [19:47:14 INFO]: [ScoreboardStats] The variables has to contains % at the beginning and one % on the end 18.05 19:47:14 [Server] INFO [19:47:14 INFO]: [ScoreboardStats] The variables has to contains % at the beginning and one % on the end 18.05 19:47:14 [Server] INFO [19:47:14 INFO]: [ScoreboardStats] The variables has to contains % at the beginning and one % on the end 18.05 19:47:14 [Server] INFO [19:47:14 INFO]: [ScoreboardStats] The variables has to contains % at the beginning and one % on the end 18.05 19:47:14 [Server] INFO [19:47:14 INFO]: [ScoreboardStats] Enabling ScoreboardStats v0.7.5