i have a fresh install of mc 1.6.2 followed the instructions provided on the wiki to the letter and have no other mods installed and came up with this this is the .bat test scroll down for mojang's version of the report. the texts below are also contained in the files i uploaded. ===Simple Minecraft Error Test===Starting Minecraft...'java' is not recognized as an internal or external command,operable program or batch file.Finished sessionRight click, Select all,Press Enter (This will copy the output to your clipboard).Then paste the result on http://www.pastebin.com===========#Risucraft===========Press any key to continue . . .this is the mojang's report---- Minecraft Crash Report ----// I let you down. Sorry Time: 8/28/13 1:26 PMDescription: Initializing gamejava.lang.IllegalArgumentException: Slot 173 is already occupied by net.minecraft.block.Block@195b69 when adding TFC.Blocks.BlockFruitLeaves@c07eddat net.minecraft.block.Block.<init>(Block.java:348)at TFC.Blocks.BlockTerra.<init>(BlockTerra.java:21)at TFC.Blocks.BlockFruitLeaves.<init>(BlockFruitLeaves.java:37)at TFC.TFCBlocks.LoadBlocks(TFCBlocks.java:452)at TFC.TerraFirmaCraft.preInit(TerraFirmaCraft.java:90)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:540)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)at com.google.common.eventbus.EventBus.dispatch(EventBus.java:313)at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)at com.google.common.eventbus.EventBus.post(EventBus.java:267)at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:194)at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:174)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)at com.google.common.eventbus.EventBus.dispatch(EventBus.java:313)at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)at com.google.common.eventbus.EventBus.post(EventBus.java:267)at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:105)at cpw.mods.fml.common.Loader.loadMods(Loader.java:521)at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:181)at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:470)at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:796)at net.minecraft.client.main.Main.main(SourceFile:101)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at net.minecraft.launchwrapper.Launch.launch(Launch.java:57)at net.minecraft.launchwrapper.Launch.main(Launch.java:18)A detailed walkthrough of the error, its code path and all known details is as follows:----------------------------------------------------------------------------------------- Head --Stacktrace:at net.minecraft.block.Block.<init>(Block.java:348)at TFC.Blocks.BlockTerra.<init>(BlockTerra.java:21)at TFC.Blocks.BlockFruitLeaves.<init>(BlockFruitLeaves.java:37)at TFC.TFCBlocks.LoadBlocks(TFCBlocks.java:452)at TFC.TerraFirmaCraft.preInit(TerraFirmaCraft.java:90)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:540)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)at com.google.common.eventbus.EventBus.dispatch(EventBus.java:313)at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)at com.google.common.eventbus.EventBus.post(EventBus.java:267)at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:194)at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:174)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)at com.google.common.eventbus.EventBus.dispatch(EventBus.java:313)at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)at com.google.common.eventbus.EventBus.post(EventBus.java:267)at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:105)at cpw.mods.fml.common.Loader.loadMods(Loader.java:521)at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:181)at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:470)-- Initialization --Details:Stacktrace:at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:796)at net.minecraft.client.main.Main.main(SourceFile:101)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)at java.lang.reflect.Method.invoke(Unknown Source)at net.minecraft.launchwrapper.Launch.launch(Launch.java:57)at net.minecraft.launchwrapper.Launch.main(Launch.java:18)-- System Details --Details:Minecraft Version: 1.6.2Operating System: Windows 7 (x86) version 6.1Java Version: 1.7.0_25, Oracle CorporationJava VM Version: Java HotSpot Client VM (mixed mode, sharing), Oracle CorporationMemory: 29113944 bytes (27 MB) / 133713920 bytes (127 MB) up to 518979584 bytes (494 MB)JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512MAABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) usedSuspicious classes: FML and Forge are installedIntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0FML: MCP v8.04 FML v6.2.52.837 Minecraft Forge 9.10.0.837 4 mods loaded, 4 mods activemcp{8.04} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initializedFML{6.2.52.837} [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initializedForge{9.10.0.837} [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initializedterrafirmacraft{0.77.9} [TerraFirmaCraft] (TFC-0.77.9.zip) Unloaded->Constructed->ErroredLaunched Version: 1.6.2-Forge9.10.0.837LWJGL: 2.9.0OpenGL: GeForce 6150SE nForce 430/integrated/SSE2 GL version 2.1.2, NVIDIA CorporationIs Modded: Definitely; Client brand changed to 'fml,forge'Type: Client (map_client.txt)Resource Pack: DefaultCurrent Language: English (US)Profiler Position: N/A (disabled)Vec3 Pool Size: ~~ERROR~~ NullPointerException: null crash-2013-08-28_13.26.55-client.txt error report.txt