Thread: ben's project need help

does anyone know how to let the dropeditor work?
cuz t doesnt work i get always this:

Code:

Exception in thread "main" java.lang.UnsupportedClassVersionError: com/rs/tools/
DropEditor : Unsupported major.minor version 51.0
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClassCond(Unknown Source)
        at java.lang.ClassLoader.defineClass(Unknown Source)
        at java.security.SecureClassLoader.defineClass(Unknown Source)
        at java.net.URLClassLoader.defineClass(Unknown Source)
        at java.net.URLClassLoader.access$000(Unknown Source)
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
Could not find the main class: com.rs.tools.DropEditor.  Program will exit.
Druk op een toets om door te gaan. . .

2. and does anyone know how to let an object tele a player
like object 2563 (random) tele the player to coords 6554 5487 0
but the player need first 40 items noted items in inventory like item 1514 40 =p
hope someone can help me with these 2 things