Вот такая надпись в панеле разработчика:
+86+master.3cf110c starting: java version 1.8.0_51 by Oracle Corporation
mainEx[11:16:13] [main/WARN] [cp.mo.mo.SecureJarHandler/]: LEGACY JDK DETECTED, SECURED JAR HANDLING DISABLED
mainEx[11:16:13] [main/INFO] [op.OptiFineTransformationService/]: OptiFineTransformationService.onLoad
mainEx[11:16:13] [main/INFO] [op.OptiFineTransformationService/]: OptiFine ZIP file: C:\Users\пїЅпїЅпїЅпїЅ464}!{\AppData\Roaming\.minecraft\mods\OptiFine-OptiFine-1.16.4_HD_U_G7.jar
mainEx[11:16:13] [main/INFO] [op.OptiFineTransformer/]: Target.PRE_CLASS is available
mainEx[11:16:13] [main/INFO] [ne.mi.fm.lo.FixSSL/CORE]: Added Lets Encrypt root certificates as additional trust
mainEx[11:16:13] [main/INFO] [mixin/]: SpongePowered MIXIN Subsystem Version=0.8.2 Source=file:/C:/Users/%d0%91%d1%83%d0%ba%d0%aa464%7d!%7b/AppData/Roaming/.minecraft/libraries/org/spongepowered/mixin/0.8.2/mixin-0.8.2.jar Service=ModLauncher Env=CLIENT
mainEx[11:16:13] [main/INFO] [op.OptiFineTransformationService/]: OptiFineTransformationService.initialize
mainExException in thread "main" [11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: java.lang.NullPointerException
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at net.minecraftforge.fml.loading.LibraryFinder.findLibsPath(LibraryFinder.java:41)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at net.minecraftforge.fml.loading.LibraryFinder.getForgeLibraryPath(LibraryFinder.java:71)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at net.minecraftforge.fml.loading.FMLCommonLaunchHandler.getForgePath(FMLCommonLaunchHandler.java:66)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at net.minecraftforge.fml.loading.FMLLoader.setupLaunchHandler(FMLLoader.java:199)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at net.minecraftforge.fml.loading.FMLServiceProvider.initialize(FMLServiceProvider.java:94)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at cpw.mods.modlauncher.TransformationServiceDecorator.onInitialize(TransformationServiceDecorator.java:68)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at cpw.mods.modlauncher.TransformationServicesHandler.lambda$initialiseTransformationServices$7(TransformationServicesHandler.java:107)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at cpw.mods.modlauncher.TransformationServicesHandler$$Lambda$93/1866850137.accept(Unknown Source)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at java.util.HashMap$Values.forEach(HashMap.java:972)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at cpw.mods.modlauncher.TransformationServicesHandler.initialiseTransformationServices(TransformationServicesHandler.java:107)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at cpw.mods.modlauncher.TransformationServicesHandler.initializeTransformationServices(TransformationServicesHandler.java:59)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at cpw.mods.modlauncher.Launcher.run(Launcher.java:76)
mainEx[11:16:14] [main/INFO] [STDERR/]: [java.lang.ThreadGroup: uncaughtException:1052]: at cpw.mods.modlauncher.Launcher.main(Launcher.java:66)
mainEx
Here I am!
[VersionManager] Refreshing versions locally…
[VersionManager] Versions has been refreshed (19 ms)
[Launcher] Launcher exited.
[Launcher] Minecraft closed with exit code: 1
flush now
flush now
Дополнено (1). Я вообще в связь с реальностью теряю когда такое вижу что делать не понятно
Моды присутствуют в папке mods?
Судя по строчке
mainEx[11:16:13] [main/WARN] [cp.mo.mo.SecureJarHandler/]: LEGACY JDK DETECTED, SECURED JAR HANDLING DISABLED
у тебя проблемы с установкой Java, так как стоит устаревшая версия (java version 1.8.0_51 by Oracle Corporation). Сноси её и ставь 1.8.0_291: https://www.java.com/...manual.jsp
Если не поможет - меняй лаунчер.
