[00:24:35] [Server thread/INFO] [TAINTEDMAGIC/TaintedMagic]: Pre-initializing mod
[00:24:35] [Server thread/INFO] [TAINTEDMAGIC/TaintedMagic]: Adding worldgenerator
[00:24:37] [Server thread/WARN] [/TaintedMagic]: java.io.FileNotFoundException: https://raw.githubusercontent.co ... /master/version.txt
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.net.www.protocol.http.HttpURLConnection.access$200(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.net.www.protocol.http.HttpURLConnection$9.run(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.net.www.protocol.http.HttpURLConnection$9.run(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at java.security.AccessController.doPrivileged(Native Method)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at java.security.AccessController.doPrivilegedWithCombiner(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at java.net.URL.openStream(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at taintedmagic.common.lib.handler.UpdateHandler.getNewestVersion(UpdateHandler.java:50)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at taintedmagic.common.lib.handler.UpdateHandler.main(UpdateHandler.java:22)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at taintedmagic.common.TaintedMagic.intro(TaintedMagic.java:114)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at java.lang.reflect.Method.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:532)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at java.lang.reflect.Method.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.EventBus.post(EventBus.java:275)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at java.lang.reflect.Method.invoke(Unknown Source)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at com.google.common.eventbus.EventBus.post(EventBus.java:275)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at cpw.mods.fml.common.Loader.preinitializeMods(Loader.java:556)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:88)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:320)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:176)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:631)
[00:24:37] [Server thread/WARN] [/TaintedMagic]:         at java.lang.Thread.run(Unknown Source)
[00:24:37] [Server thread/INFO] [TAINTEDMAGIC/TaintedMagic]: could not connect to determine if mod was up to date!
[00:24:37] [Server thread/INFO] [TAINTEDMAGIC/TaintedMagic]: failed to connect to update server...

此报错可以无视
就这样