一共三段希望有大大能有解决方法。
[15:10:41] [Server thread/WARN] [FML]: * The modid IC2 is not the same as it's lowercase version. Lowercasing will be enforced in 1.11
[15:10:41] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.FMLModContainer.sanityCheckModId(FMLModContainer.java:141)
[15:10:41] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.FMLModContainer.<init>(FMLModContainer.java:126)
[15:10:41] [Server thread/WARN] [FML]: * at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
[15:10:41] [Server thread/WARN] [FML]: * at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
[15:10:41] [Server thread/WARN] [FML]: * at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
[15:10:41] [Server thread/WARN] [FML]: * at java.lang.reflect.Constructor.newInstance(Unknown Source)...
[15:11:11] [Server thread/WARN] [FML]: * Dangerous alternative prefix `tconstruct` for name `molten_iridium`, expected `advanced_solar_panels` invalid registry invocation/invalid name?
[15:11:11] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.registry.IForgeRegistryEntry$Impl.setRegistryName(IForgeRegistryEntry.java:82)
[15:11:11] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.registry.IForgeRegistryEntry$Impl.setRegistryName(IForgeRegistryEntry.java:90)
[15:11:11] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.registry.IForgeRegistryEntry$Impl.setRegistryName(IForgeRegistryEntry.java:63)
[15:11:11] [Server thread/WARN] [FML]: * at slimeknights.tconstruct.common.TinkerPulse.register(TinkerPulse.java:128)
[15:11:11] [Server thread/WARN] [FML]: * at slimeknights.tconstruct.common.TinkerPulse.registerBlock(TinkerPulse.java:111)
[15:11:11] [Server thread/WARN] [FML]: * at slimeknights.tconstruct.common.TinkerPulse.registerBlock(TinkerPulse.java:69)...
[15:11:11] [Server thread/WARN] [FML]: ****************************************
[15:12:07] [Server Watchdog/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: java.lang.IllegalArgumentException: timeout value is negative
[15:12:07] [Server Watchdog/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: at java.lang.Thread.sleep(Native Method)
[15:12:07] [Server Watchdog/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: at net.minecraft.server.dedicated.ServerHangWatchdog.run(ServerHangWatchdog.java:83)
[15:12:07] [Server Watchdog/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: at java.lang.Thread.run(Unknown Source)
[15:10:41] [Server thread/WARN] [FML]: * The modid IC2 is not the same as it's lowercase version. Lowercasing will be enforced in 1.11
[15:10:41] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.FMLModContainer.sanityCheckModId(FMLModContainer.java:141)
[15:10:41] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.FMLModContainer.<init>(FMLModContainer.java:126)
[15:10:41] [Server thread/WARN] [FML]: * at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
[15:10:41] [Server thread/WARN] [FML]: * at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
[15:10:41] [Server thread/WARN] [FML]: * at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
[15:10:41] [Server thread/WARN] [FML]: * at java.lang.reflect.Constructor.newInstance(Unknown Source)...
[15:11:11] [Server thread/WARN] [FML]: * Dangerous alternative prefix `tconstruct` for name `molten_iridium`, expected `advanced_solar_panels` invalid registry invocation/invalid name?
[15:11:11] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.registry.IForgeRegistryEntry$Impl.setRegistryName(IForgeRegistryEntry.java:82)
[15:11:11] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.registry.IForgeRegistryEntry$Impl.setRegistryName(IForgeRegistryEntry.java:90)
[15:11:11] [Server thread/WARN] [FML]: * at net.minecraftforge.fml.common.registry.IForgeRegistryEntry$Impl.setRegistryName(IForgeRegistryEntry.java:63)
[15:11:11] [Server thread/WARN] [FML]: * at slimeknights.tconstruct.common.TinkerPulse.register(TinkerPulse.java:128)
[15:11:11] [Server thread/WARN] [FML]: * at slimeknights.tconstruct.common.TinkerPulse.registerBlock(TinkerPulse.java:111)
[15:11:11] [Server thread/WARN] [FML]: * at slimeknights.tconstruct.common.TinkerPulse.registerBlock(TinkerPulse.java:69)...
[15:11:11] [Server thread/WARN] [FML]: ****************************************
[15:12:07] [Server Watchdog/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: java.lang.IllegalArgumentException: timeout value is negative
[15:12:07] [Server Watchdog/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: at java.lang.Thread.sleep(Native Method)
[15:12:07] [Server Watchdog/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: at net.minecraft.server.dedicated.ServerHangWatchdog.run(ServerHangWatchdog.java:83)
[15:12:07] [Server Watchdog/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:-1]: at java.lang.Thread.run(Unknown Source)
IC2这个模组不是这个版本的服务端  将强行执行  然后执行失败了