[SOLVED] class not found

hi, i had to recode some of my lilypad events because of the api change, and i get this stacktrace

Code (text):

 [SEVERE] Could not load 'plugins/connect_hub.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.NoClassDefFoundError: lilypad/client/connect/api/request/RequestException
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:184)
        at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:305)
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:230)
        at org.bukkit.craftbukkit.v1_6_R2.CraftServer.loadPlugins(CraftServer.java:239)
        at org.bukkit.craftbukkit.v1_6_R2.CraftServer.<init>(CraftServer.java:217)
        at net.minecraft.server.v1_6_R2.PlayerList.<init>(PlayerList.java:56)
        at net.minecraft.server.v1_6_R2.DedicatedPlayerList.<init>(SourceFile:11)
        at net.minecraft.server.v1_6_R2.DedicatedServer.init(DedicatedServer.java:106)
        at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:391)
        at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582)
Caused by: java.lang.NoClassDefFoundError: lilypad/client/connect/api/request/RequestException
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:270)
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:173)
        ... 9 more
Caused by: java.lang.ClassNotFoundException: lilypad.client.connect.api.request.RequestException
        at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
        at org.bukkit.plugin.java.PluginClassLoader.findClass0(PluginClassLoader.java:80)
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:53)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
        ... 12 more[\CODE]
now i've looked and i saw in the bukkit-connect that the mentioned missing class in the stacktrace IS actually there. any help?

edit: solved