我的是1.7.2的minecraft，在旧电脑上都能开的，最近换了新电脑，却开不了了。旧电脑是32位的XP，新电脑是64位的win7，装有comodo和avast，java装了32位和64位的两种。但是为什么开不了呢……QAQ我内存的大小也试了很多，但是都不行，都是一点启动游戏就出来一个minecraft的框框但是紧接着就闪退了。。。有时候甚至连框框都不出来，直接没反应。我还试了其它各种minecraft，包括1.7.2的各种版本和1.6.2的版本。已经试了几个小时了，实在没有办法了……下面是调试模式输出的TXT文件，里面的两个warn实在是看不懂是什么意思，还求大神帮忙解决一下……
[22:42:55] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLTweaker
[22:42:55] [main/INFO] [LaunchWrapper]: Using primary tweak class name cpw.mods.fml.common.launcher.FMLTweaker
[22:42:55] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLTweaker
[22:42:55] [main/INFO] [FML]: Forge Mod Loader version 7.2.211.1124 for Minecraft 1.7.2 loading
[22:42:55] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_25, running on Windows 7:amd64:6.1, installed at C:\Program Files\Java\jre1.8.0_25
[22:42:56] [main/INFO] [FML]: Loading tweaker shadersmodcore.loading.SMCTweaker from [光影]ShadersModCore-v2.3.12-f1040-CN-By-Dark.jar
[22:42:56] [main/WARN] [FML]: The coremod atomicstryker.dynamiclights.common.DLFMLCorePlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft
[22:42:56] [main/WARN] [FML]: The coremod lain.mods.inputfix.InputFix does not have a MCVersion annotation, it may cause issues with this version of Minecraft
[22:42:56] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
[22:42:56] [main/INFO] [LaunchWrapper]: Loading tweak class name shadersmodcore.loading.SMCTweaker
[22:42:56] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLDeobfTweaker
[22:42:56] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
[22:42:56] [main/ERROR] [LaunchWrapper]: Unable to launch
java.util.ConcurrentModificationException
at java.util.ArrayList$Itr.checkForComodification(Unknown Source) ~[?:1.8.0_25]
at java.util.ArrayList$Itr.remove(Unknown Source) ~[?:1.8.0_25]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:117) [launchwrapper-1.9.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.9.jar:?]
[22:42:55] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLTweaker
[22:42:55] [main/INFO] [LaunchWrapper]: Using primary tweak class name cpw.mods.fml.common.launcher.FMLTweaker
[22:42:55] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLTweaker
[22:42:55] [main/INFO] [FML]: Forge Mod Loader version 7.2.211.1124 for Minecraft 1.7.2 loading
[22:42:55] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_25, running on Windows 7:amd64:6.1, installed at C:\Program Files\Java\jre1.8.0_25
[22:42:56] [main/INFO] [FML]: Loading tweaker shadersmodcore.loading.SMCTweaker from [光影]ShadersModCore-v2.3.12-f1040-CN-By-Dark.jar
[22:42:56] [main/WARN] [FML]: The coremod atomicstryker.dynamiclights.common.DLFMLCorePlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft
[22:42:56] [main/WARN] [FML]: The coremod lain.mods.inputfix.InputFix does not have a MCVersion annotation, it may cause issues with this version of Minecraft
[22:42:56] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
[22:42:56] [main/INFO] [LaunchWrapper]: Loading tweak class name shadersmodcore.loading.SMCTweaker
[22:42:56] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLDeobfTweaker
[22:42:56] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
[22:42:56] [main/ERROR] [LaunchWrapper]: Unable to launch
java.util.ConcurrentModificationException
at java.util.ArrayList$Itr.checkForComodification(Unknown Source) ~[?:1.8.0_25]
at java.util.ArrayList$Itr.remove(Unknown Source) ~[?:1.8.0_25]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:117) [launchwrapper-1.9.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.9.jar:?]
