dxxmage

Title: cant join MY server but other people can Version: 3.1.2 OS: 64 bit-Windows Vista Java Version: 7 update 9 Description of Problem: I can't get into MY server the 1st time i tried it worked but now i cant get back in.Anybody else can get into it but when i login nd i click on the server it says "loging in" then goes blank,then black,then grey,then lags out and the server says that i lost connection due to generic reason Error Messages: it dissapears to quick to read it Error Log: 19:15:33] [sEVERE] java.lang.NullPointerException [19:15:33] [sEVERE] at um.a(SourceFile:34) [19:15:33] [sEVERE] at fe.a(SourceFile:185) [19:15:33] [sEVERE] at fe.a(SourceFile:76) [19:15:33] [sEVERE] at ix.a(SourceFile:18) [19:15:33] [sEVERE] at ix.a(SourceFile:6) [19:15:33] [sEVERE] at ahu.a(RenderManager.java:188) [19:15:33] [sEVERE] at codechicken.nei.SpawnerRenderer.renderInventoryItem(SpawnerRenderer.java:53) [19:15:33] [sEVERE] at codechicken.nei.SpawnerRenderer.renderItem(SpawnerRenderer.java:72) [19:15:33] [sEVERE] at forge.ForgeHooksClient.renderInventoryItem(ForgeHooksClient.java:405) [19:15:33] [sEVERE] at tw.a(RenderItem.java:276) [19:15:33] [sEVERE] at aiy.a(GuiIngame.java:756) [19:15:33] [sEVERE] at aiy.a(GuiIngame.java:333) [19:15:33] [sEVERE] at lr.b(EntityRenderer.java:1087) [19:15:33] [sEVERE] at net.minecraft.client.Minecraft.x(Minecraft.java:876) [19:15:33] [sEVERE] at net.minecraft.client.Minecraft.run(Minecraft.java:753) [19:15:33] [sEVERE] at java.lang.Thread.run(Unknown Source) [19:15:33] [sEVERE] java.lang.NullPointerException [19:15:33] [sEVERE] at um.b(SourceFile:313) [19:15:33] [sEVERE] at ahu.a(RenderManager.java:189) [19:15:33] [sEVERE] at codechicken.nei.SpawnerRenderer.renderInventoryItem(SpawnerRenderer.java:53) [19:15:33] [sEVERE] at codechicken.nei.SpawnerRenderer.renderItem(SpawnerRenderer.java:72) [19:15:33] [sEVERE] at forge.ForgeHooksClient.renderInventoryItem(ForgeHooksClient.java:405) [19:15:33] [sEVERE] at tw.a(RenderItem.java:276) [19:15:33] [sEVERE] at aiy.a(GuiIngame.java:756) [19:15:33] [sEVERE] at aiy.a(GuiIngame.java:333) [19:15:33] [sEVERE] at lr.b(EntityRenderer.java:1087) [19:15:33] [sEVERE] at net.minecraft.client.Minecraft.x(Minecraft.java:876) [19:15:33] [sEVERE] at net.minecraft.client.Minecraft.run(Minecraft.java:753) [19:15:33] [sEVERE] at java.lang.Thread.run(Unknown Source) [19:15:44] [sEVERE] 2012-12-07 19:15:44 [sEVERE] A critical error has occurred. java.lang.NullPointerException at um.b(SourceFile:313) at ahu.a(RenderManager.java:189) at codechicken.nei.SpawnerRenderer.renderInventoryItem(SpawnerRenderer.java:53) at codechicken.nei.SpawnerRenderer.renderItem(SpawnerRenderer.java:72) at forge.ForgeHooksClient.renderInventoryItem(ForgeHooksClient.java:405) at tw.a(RenderItem.java:276) at aiy.a(GuiIngame.java:756) at aiy.a(GuiIngame.java:333) at lr.b(EntityRenderer.java:1087) at net.minecraft.client.Minecraft.x(Minecraft.java:876) at net.minecraft.client.Minecraft.run(Minecraft.java:753) at java.lang.Thread.run(Unknown Source)

when im creating server this comes up C:\Users\OWNER\Desktop\tekkit>java -Xmx1G -Xms1G -jar Tekkit.jar nogui 182 recipes 27 achievements 16:32:48 [iNFO] Starting minecraft server version 1.2.5 16:32:48 [iNFO] Attempting early MinecraftForge initialization 16:32:48 [iNFO] Completed early MinecraftForge initialization 16:32:48 [iNFO] Forge Mod Loader version 2.2.91.182 for Minecraft 1.2.5 loading 16:32:48 [iNFO] Loading mods from C:\Users\OWNER\Desktop\tekkit\mods 16:32:48 [WARNING] Failed to load mod class net/minecraft/server/mod_NetherOres. class in C:\Users\OWNER\Desktop\tekkit\mods\mod_NetherOres.jar 16:32:48 [sEVERE] Zip file mod_NetherOres.jar failed to read properly 16:32:48 [iNFO] File mod_NetherOres.jar contained no mods 16:32:49 [iNFO] Directory weaponmod contained no mods 16:32:49 [sEVERE] A problem has occured during mod loading. Likely a corrupt jar is located in your mods directory 16:32:49 [sEVERE] cpw.mods.fml.common.LoaderException: cpw.mods.fml.common.Loade rException: java.lang.UnsupportedClassVersionError: net/minecraft/server/mod_Net herOres : Unsupported major.minor version 51.0 16:32:49 [sEVERE] at cpw.mods.fml.common.Loader.load(Loader.java:436) 16:32:49 [sEVERE] at cpw.mods.fml.common.Loader.loadMods(Loader.java:606) 16:32:49 [sEVERE] at cpw.mods.fml.server.FMLBukkitHandler.onPreLoad(FMLBuk kitHandler.java:134) 16:32:49 [sEVERE] at net.minecraft.server.MinecraftServer.init(MinecraftSe rver.java:125) 16:32:49 [sEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftSer ver.java:428) 16:32:49 [sEVERE] at net.minecraft.server.ThreadServerApplication.run(Sour ceFile:492) 16:32:49 [sEVERE] Caused by: cpw.mods.fml.common.LoaderException: java.lang.Unsu pportedClassVersionError: net/minecraft/server/mod_NetherOres : Unsupported majo r.minor version 51.0 16:32:49 [sEVERE] at cpw.mods.fml.common.Loader.loadModClass(Loader.java:5 27) 16:32:49 [sEVERE] at cpw.mods.fml.common.Loader.attemptFileLoad(Loader.jav a:562) 16:32:49 [sEVERE] at cpw.mods.fml.common.Loader.load(Loader.java:419) 16:32:49 [sEVERE] ... 5 more 16:32:49 [sEVERE] Caused by: java.lang.UnsupportedClassVersionError: net/minecra ft/server/mod_NetherOres : Unsupported major.minor version 51.0 16:32:49 [sEVERE] at java.lang.ClassLoader.defineClass1(Native Method) 16:32:49 [sEVERE] at java.lang.ClassLoader.defineClass(Unknown Source) 16:32:49 [sEVERE] at java.security.SecureClassLoader.defineClass(Unknown S ource) 16:32:49 [sEVERE] at java.net.URLClassLoader.defineClass(Unknown Source) 16:32:49 [sEVERE] at java.net.URLClassLoader.access$000(Unknown Source) 16:32:49 [sEVERE] at java.net.URLClassLoader$1.run(Unknown Source) 16:32:49 [sEVERE] at java.security.AccessController.doPrivileged(Native Me thod) 16:32:49 [sEVERE] at java.net.URLClassLoader.findClass(Unknown Source) 16:32:49 [sEVERE] at java.lang.ClassLoader.loadClass(Unknown Source) 16:32:49 [sEVERE] at sun.misc.Launcher$AppClassLoader.loadClass(Unknown So urce) 16:32:49 [sEVERE] at java.lang.ClassLoader.loadClass(Unknown Source) 16:32:49 [sEVERE] at java.lang.ClassLoader.loadClass(Unknown Source) 16:32:49 [sEVERE] at java.lang.ClassLoader.loadClassInternal(Unknown Sourc e) 16:32:49 [sEVERE] at java.lang.Class.forName0(Native Method) 16:32:49 [sEVERE] at java.lang.Class.forName(Unknown Source) 16:32:49 [sEVERE] at cpw.mods.fml.common.Loader.loadModClass(Loader.java:4 94) 16:32:49 [sEVERE] ... 7 more 16:32:49 [sEVERE] Unexpected exception cpw.mods.fml.common.LoaderException: cpw.mods.fml.common.LoaderException: java.l ang.UnsupportedClassVersionError: net/minecraft/server/mod_NetherOres : Unsuppor ted major.minor version 51.0 at cpw.mods.fml.common.Loader.load(Loader.java:436) at cpw.mods.fml.common.Loader.loadMods(Loader.java:606) at cpw.mods.fml.server.FMLBukkitHandler.onPreLoad(FMLBukkitHandler.java: 134) at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:125) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:428) at net.minecraft.server.ThreadServerApplication.run(SourceFile:492) Caused by: cpw.mods.fml.common.LoaderException: java.lang.UnsupportedClassVersio nError: net/minecraft/server/mod_NetherOres : Unsupported major.minor version 51 .0 at cpw.mods.fml.common.Loader.loadModClass(Loader.java:527) at cpw.mods.fml.common.Loader.attemptFileLoad(Loader.java:562) at cpw.mods.fml.common.Loader.load(Loader.java:419) ... 5 more Caused by: java.lang.UnsupportedClassVersionError: net/minecraft/server/mod_Neth erOres : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(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$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) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClassInternal(Unknown Source) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Unknown Source) at cpw.mods.fml.common.Loader.loadModClass(Loader.java:494) ... 7 more > what do i do?

i unzipped it and every thing but when i click the launch.bat cmd comes up and says"error occured during inititalization of VM could not reserver enough space for object heap"