Tekkit 3.1.2 SMP Bug (Help Needed)

[XJSWEET]

Im sorry if this is the wrong place to post this, Im new to tekkit but familiar with some basic coding and other things minecraft. A certain error has been stopping me from starting my tekkit server for me and my friends, this is what is says.

C:\Users\Unique Abundance\Desktop\Tekkit 2.0>java -Xmx1G -Xms1G -jar Tekkit.jar

nogui

Exception in thread "main" java.lang.UnsupportedClassVersionError: org/bukkit/cr

aftbukkit/Main (Unsupported major.minor version 50.0)

at java.lang.ClassLoader.defineClass0(Native Method)

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$100(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)

at java.lang.ClassLoader.loadClassInternal(Unknown Source)

C:\Users\Unique Abundance\Desktop\Tekkit 2.0>pause

Press any key to continue . . .

I really need a solution! Thank you!

[Hushful]

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