Every time I enter a minecraft server I get the message: java.lang.NullPointerException: group, When I enter a player I do not load the world and close the minecraft, please help I'm very worried D: I'm premium, my name Is:, Help please, I Install and uninstall java and i erase the .minecraft and i download a new .minecraft, but gives me the same error! Help please!
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Thank you for your report!
However, this issue is a Duplicate of MC-68381.
This issue is caused by software blocking Minecraft, such as anti-virus and firewall, or potentially malware. It is not a bug with the game client.
It has been linked to this report. If you have additional information, please add it to that report.
Please search before reporting, as it's likely that one exists already.
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A Virus has been] detected ''keygen'' it's maybe the problem?
A virus always is an issue, but I don't know if it causes this specific problem. You should definitely remove the virus, regardless of whether it resolves your issue.