I get this error when I try and run the latest FTB Infinity server,
============
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLDeobfTweaker
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:35] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.TerminalTweaker
[00:15:35] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.TerminalTweaker
[00:15:36] [main/INFO] [LaunchWrapper]: Launching wrapped minecraft {net.minecraft.server.MinecraftServer}
[00:15:36] [main/INFO] [FastLeafDecay]: Patching leaves.
[00:15:36] [main/INFO] [FastLeafDecay]: Found Leave Class: net/minecraft/block/BlockLeavesBase
[00:15:36] [main/INFO] [FastLeafDecay]: Patching leaves.
[00:15:36] [main/INFO] [FastLeafDecay]: Found Leave Class: net/minecraft/block/BlockLeavesBase
[00:15:36] [main/ERROR] [LaunchWrapper]: Unable to launch
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_91]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_91]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_91]
at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.11.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.11.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_91]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_91]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_91]
at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_91]
at cpw.mods.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:43) [FTBServer-1.7.10-1448.jar:?]
at cpw.mods.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:12) [FTBServer-1.7.10-1448.jar:?]
Caused by: java.lang.NoClassDefFoundError: net/minecraft/block/BlockOldLeaf
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.block.BlockOldLeaf
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.NoClassDefFoundError: net/minecraft/block/BlockLeaves
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.block.BlockLeaves
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.NoClassDefFoundError: net/minecraft/block/BlockLeavesBase
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.block.BlockLeavesBase
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.ClassFormatError: Duplicate method name&signature in class file net/minecraft/block/BlockLeavesBase
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Server process finished
[root@rhel7-svr-01 new-ftb-infinity]#
==========
The old server runs fine but knowing what version it is I cant set the client to connect to it!
============
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLDeobfTweaker
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:34] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[00:15:35] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.TerminalTweaker
[00:15:35] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.TerminalTweaker
[00:15:36] [main/INFO] [LaunchWrapper]: Launching wrapped minecraft {net.minecraft.server.MinecraftServer}
[00:15:36] [main/INFO] [FastLeafDecay]: Patching leaves.
[00:15:36] [main/INFO] [FastLeafDecay]: Found Leave Class: net/minecraft/block/BlockLeavesBase
[00:15:36] [main/INFO] [FastLeafDecay]: Patching leaves.
[00:15:36] [main/INFO] [FastLeafDecay]: Found Leave Class: net/minecraft/block/BlockLeavesBase
[00:15:36] [main/ERROR] [LaunchWrapper]: Unable to launch
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_91]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_91]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_91]
at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.11.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.11.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_91]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_91]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_91]
at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_91]
at cpw.mods.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:43) [FTBServer-1.7.10-1448.jar:?]
at cpw.mods.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:12) [FTBServer-1.7.10-1448.jar:?]
Caused by: java.lang.NoClassDefFoundError: net/minecraft/block/BlockOldLeaf
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.block.BlockOldLeaf
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.NoClassDefFoundError: net/minecraft/block/BlockLeaves
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.block.BlockLeaves
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.NoClassDefFoundError: net/minecraft/block/BlockLeavesBase
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.block.BlockLeavesBase
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Caused by: java.lang.ClassFormatError: Duplicate method name&signature in class file net/minecraft/block/BlockLeavesBase
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.7.0_91]
at java.lang.ClassLoader.defineClass(ClassLoader.java:800) ~[?:1.7.0_91]
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.7.0_91]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_91]
at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_91]
at net.minecraft.block.Block.func_149671_p(Block.java:222) ~[aji.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(SourceFile:355) ~[kl.class:?]
at net.minecraft.server.MinecraftServer.main(MinecraftServer.java:1260) ~[MinecraftServer.class:?]
... 12 more
Server process finished
[root@rhel7-svr-01 new-ftb-infinity]#
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The old server runs fine but knowing what version it is I cant set the client to connect to it!