VPN and 400 Bad Request

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Issue abstract:

Detailed description:

Product & version number:

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What is the error message you are seeing?
400

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Bad Request

“Your browser sent a request that this server could not understand.
Size of a request header field exceeds server limit”

I get this error every time I try to use the VPN.

I have Norton Premium.

https://community.norton.com/t/bad-request-error-every-time-i-add-vpn/385225