Hi,
Welcome to our Q&A platform.
I noticed that your issue is more related to the third party Minecraft software which we're not familiar with and is not supported on our DHCP and DNS forum. For Minecraft related issue, I would suggest you contact experts in Minecraft community for further help.
And here is a DLL relate article for your reference, kindly check if methods in it was helpful:
DLL is either not designed to run on Windows or it contains an error
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Best Regards,
Sunny
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