464
Incompatible Protocol Versions
Client ErrorAWS ELB: the protocol versions between the client and origin are incompatible.
Category: 4xx Client Errors Non-standard: AWS ELB
What is 464 Incompatible Protocol Versions?
HTTP 464 Incompatible Protocol Versions is a 4xx status code. AWS ELB: the protocol versions between the client and origin are incompatible.
Client Request
Server
Request Rejected
Common Causes
The request was malformed or invalid
The client lacks permission or valid authentication
The requested resource or route does not exist
A precondition or content requirement was not met
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