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  1. Minecraft Launcher
  2. MCL-19358

Failed to verify authentication

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    • Icon: Bug Bug
    • Resolution: Awaiting Response
    • None
    • 2.2.3965 (Windows)
    • Minecraft Launcher
    • Windows 10, Java 8, 64bit, JDK 16.0.2
    • Unconfirmed

      There is an error in the game output when starting.

      Failed to verify authentication com.mojang.authlib.exceptions.InvalidCredentialsException: Status: 401 at com.mojang.authlib.exceptions.MinecraftClientHttpException.toAuthenticationException(MinecraftClientHttpException.java:56) at com.mojang.authlib.yggdrasil.YggdrasilSocialInteractionsService.checkPrivileges(YggdrasilSocialInteractionsService.java:112) at com.mojang.authlib.yggdrasil.YggdrasilSocialInteractionsService.<init>(YggdrasilSocialInteractionsService.java:42) at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.createSocialInteractionsService(YggdrasilAuthenticationService.java:151) at dvp.a(SourceFile:670) at dvp.<init>(SourceFile:429) at net.minecraft.client.main.Main.main(SourceFile:179) Caused by: MinecraftClientHttpException[type=HTTP_ERROR, status=401, response=null] at com.mojang.authlib.minecraft.client.MinecraftClient.readInputStream(MinecraftClient.java:77) at com.mojang.authlib.minecraft.client.MinecraftClient.get(MinecraftClient.java:47) at com.mojang.authlib.yggdrasil.YggdrasilSocialInteractionsService.checkPrivileges(YggdrasilSocialInteractionsService.java:104) ... 5 more

       

      I tried many ways to try fixing this but it doesn't work.  Can someone please help?

      PS: I am using Minecraft DEMO, and it says that I have an invalid session ID.

       

            Unassigned Unassigned
            JangJangJangTV Ethan Jang
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              Created:
              Updated:
              Resolved: