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  1. Minecraft: Java Edition
  2. MC-269585

Failed to login: com.mojang.authlib.exceptions.MinecraftClientException: Failed to read value {}

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    • Icon: Bug Bug
    • Resolution: Invalid
    • None
    • 1.20.4
    • None
    • Windows 10 Pro. Latest version of Java and latest release version of Minecraft
      with the Legacy Launcher for Minecraft. No network related issues.
    • Unconfirmed
    • (Unassigned)

      My friend opened up Minecraft today and tried to login into a server and got this error:-"Failed to login: com.mojang.authlib.exceptions.MinecraftClientException: Failed to read value {}".Everything was fine yesterday but somehow is happening since today morning. What are some solutions? 

            Unassigned Unassigned
            MathematicalLor MathematicalLor
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              Created:
              Updated:
              Resolved: