Hi,
i just played with the latest builds and got the following impossible errors at start
[14:52:26] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLServerTweaker
[14:52:26] [main/INFO] [LaunchWrapper]: Using primary tweak class name cpw.mods.fml.common.launcher.FMLServerTweaker
[14:52:26] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLServerTweaker
[14:52:26] [main/INFO] [FML]: Forge Mod Loader version 7.10.84.1217 for Minecraft 1.7.10 loading
[14:52:26] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_20, running on Linux:amd64:3.2.0-4-amd64, installed at /usr/bin/jvm/jre1.8.0_20
[14:52:26] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
[14:52:26] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLDeobfTweaker
[14:52:26] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
[14:52:26] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
[14:52:26] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[14:52:28] [main/INFO] [FML]: Found valid fingerprint for Minecraft Forge. Certificate fingerprint e3c3d50c7c986df74c645c0ac54639741c90a557
[14:52:28] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
[14:52:28] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLDeobfTweaker
[14:52:29] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.TerminalTweaker
[14:52:29] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.TerminalTweaker
[14:52:29] [main/INFO] [LaunchWrapper]: Launching wrapped minecraft {net.minecraft.server.MinecraftServer}
[14:52:32] [server thread/INFO]: Starting minecraft server version 1.7.10
[14:52:32] [server thread/WARN]: To start the server with more ram, launch it as "java -Xmx1024M -Xms1024M -jar minecraft_server.jar"
[14:52:32] [server thread/ERROR] [FML]: Unable to determine registrant mod for cpw.mods.fml.common.eventhandler.EventBus@74f8bc47. This is a critical error and should be impossible
java.lang.Throwable
at cpw.mods.fml.common.eventhandler.EventBus.register(EventBus.java:56) [EventBus.class:?]
at cpw.mods.fml.common.eventhandler.EventBus.<init>(EventBus.java:36) [EventBus.class:?]
at cpw.mods.fml.common.FMLCommonHandler.<init>(FMLCommonHandler.java:90) [FMLCommonHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.<clinit>(FMLCommonHandler.java:77) [FMLCommonHandler.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:117) [lt.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685) [li.class:?]
[14:52:32] [server thread/INFO] [MinecraftForge]: Attempting early MinecraftForge initialization
[14:52:32] [server thread/ERROR] [FML]: Unable to determine registrant mod for cpw.mods.fml.common.eventhandler.EventBus@791a9cdd. This is a critical error and should be impossible
java.lang.Throwable
at cpw.mods.fml.common.eventhandler.EventBus.register(EventBus.java:56) [EventBus.class:?]
at cpw.mods.fml.common.eventhandler.EventBus.<init>(EventBus.java:36) [EventBus.class:?]
at net.minecraftforge.common.MinecraftForge.<clinit>(MinecraftForge.java:21) [MinecraftForge.class:?]
at java.lang.Class.forName0(Native Method) [?:1.8.0_20]
at java.lang.Class.forName(Class.java:259) [?:1.8.0_20]
at cpw.mods.fml.common.FMLCommonHandler.findMinecraftForge(FMLCommonHandler.java:180) [FMLCommonHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.callForgeMethod(FMLCommonHandler.java:194) [FMLCommonHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.beginLoading(FMLCommonHandler.java:106) [FMLCommonHandler.class:?]
at cpw.mods.fml.server.FMLServerHandler.<init>(FMLServerHandler.java:75) [FMLServerHandler.class:?]
at cpw.mods.fml.server.FMLServerHandler.<clinit>(FMLServerHandler.java:66) [FMLServerHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:313) [FMLCommonHandler.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:117) [lt.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685) [li.class:?]
[14:52:32] [server thread/ERROR] [FML]: Unable to determine registrant mod for cpw.mods.fml.common.eventhandler.EventBus@42d46517. This is a critical error and should be impossible
java.lang.Throwable
at cpw.mods.fml.common.eventhandler.EventBus.register(EventBus.java:56) [EventBus.class:?]
at cpw.mods.fml.common.eventhandler.EventBus.<init>(EventBus.java:36) [EventBus.class:?]
at net.minecraftforge.common.MinecraftForge.<clinit>(MinecraftForge.java:22) [MinecraftForge.class:?]
at java.lang.Class.forName0(Native Method) [?:1.8.0_20]
at java.lang.Class.forName(Class.java:259) [?:1.8.0_20]
at cpw.mods.fml.common.FMLCommonHandler.findMinecraftForge(FMLCommonHandler.java:180) [FMLCommonHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.callForgeMethod(FMLCommonHandler.java:194) [FMLCommonHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.beginLoading(FMLCommonHandler.java:106) [FMLCommonHandler.class:?]
at cpw.mods.fml.server.FMLServerHandler.<init>(FMLServerHandler.java:75) [FMLServerHandler.class:?]
at cpw.mods.fml.server.FMLServerHandler.<clinit>(FMLServerHandler.java:66) [FMLServerHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:313) [FMLCommonHandler.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:117) [lt.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685) [li.class:?]
[14:52:32] [server thread/ERROR] [FML]: Unable to determine registrant mod for cpw.mods.fml.common.eventhandler.EventBus@2e1b6522. This is a critical error and should be impossible
java.lang.Throwable
at cpw.mods.fml.common.eventhandler.EventBus.register(EventBus.java:56) [EventBus.class:?]
at cpw.mods.fml.common.eventhandler.EventBus.<init>(EventBus.java:36) [EventBus.class:?]
at net.minecraftforge.common.MinecraftForge.<clinit>(MinecraftForge.java:23) [MinecraftForge.class:?]
at java.lang.Class.forName0(Native Method) [?:1.8.0_20]
at java.lang.Class.forName(Class.java:259) [?:1.8.0_20]
at cpw.mods.fml.common.FMLCommonHandler.findMinecraftForge(FMLCommonHandler.java:180) [FMLCommonHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.callForgeMethod(FMLCommonHandler.java:194) [FMLCommonHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.beginLoading(FMLCommonHandler.java:106) [FMLCommonHandler.class:?]
at cpw.mods.fml.server.FMLServerHandler.<init>(FMLServerHandler.java:75) [FMLServerHandler.class:?]
at cpw.mods.fml.server.FMLServerHandler.<clinit>(FMLServerHandler.java:66) [FMLServerHandler.class:?]
at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:313) [FMLCommonHandler.class:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:117) [lt.class:?]
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387) [MinecraftServer.class:?]
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685) [li.class:?]
[14:52:32] [server thread/INFO] [FML]: MinecraftForge v10.13.1.1217 Initialized
[14:52:32] [server thread/INFO] [FML]: Replaced 182 ore recipies
[14:52:32] [server thread/INFO] [MinecraftForge]: Completed early MinecraftForge initialization
[14:52:32] [server thread/INFO] [FML]: Searching /home/minecraft/forge_test/mods for mods
[14:52:33] [server thread/INFO] [FML]: Forge Mod Loader has identified 3 mods to load
[14:52:33] [server thread/INFO] [FML]: Attempting connection with missing mods [mcp, FML, Forge] at CLIENT
[14:52:33] [server thread/INFO] [FML]: Attempting connection with missing mods [mcp, FML, Forge] at SERVER
[14:52:33] [server thread/INFO] [FML]: Processing ObjectHolder annotations
[14:52:33] [server thread/INFO] [FML]: Found 341 ObjectHolder annotations
[14:52:33] [server thread/INFO] [FML]: Configured a dormant chunk cache size of 0
[14:52:33] [server thread/INFO] [FML]: Applying holder lookups
[14:52:33] [server thread/INFO] [FML]: Holder lookups applied
[14:52:33] [server thread/INFO]: Loading properties
[14:52:33] [server thread/INFO]: Default game type: SURVIVAL
[14:52:33] [server thread/INFO]: Generating keypair
[14:52:34] [server thread/INFO]: Starting Minecraft server on *:25565
[14:52:34] [server thread/INFO] [FML]: Forge Mod Loader has successfully loaded 3 mods
[14:52:34] [server thread/INFO]: Preparing level "world"
[14:52:34] [server thread/INFO] [FML]: Injecting existing block and item data into this server instance
[14:52:34] [server thread/INFO] [FML]: Applying holder lookups
[14:52:34] [server thread/INFO] [FML]: Holder lookups applied
[14:52:34] [server thread/INFO] [FML]: Loading dimension 0 (world) (net.minecraft.server.dedicated.DedicatedServer@10947353)
[14:52:34] [server thread/INFO] [FML]: Loading dimension 1 (world) (net.minecraft.server.dedicated.DedicatedServer@10947353)
[14:52:34] [server thread/INFO] [FML]: Loading dimension -1 (world) (net.minecraft.server.dedicated.DedicatedServer@10947353)
[14:52:34] [server thread/INFO]: Preparing start region for level 0
[14:52:35] [server thread/INFO]: Preparing spawn area: 47%
[14:52:36] [server thread/INFO]: Done (1.990s)! For help, type "help" or "?"
Don't know if it is known or not, but server seems to run fine.
BR
Alex