On this page, you will find more information about the most common causes and most relevant solutions for the Minecraft error 'This server responded with an invalid server key'. Do you need help straight away? Visit our support page.
Error information
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Category
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Error codeThis server responded with an invalid server key
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ProductMinecraft
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DeveloperMojang Studios
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Operating system-
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Platform-
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First seenSeptember 11, 2021
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VerifiedYes
What causes the This server responded with an invalid server key error?
The Mojang Studios documentation indicates that error code 'This server responded with an invalid server key' is caused by the following problem: "An attempt to validate a modified server has returned with an incorrect value.".
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