XTLS/Xray-core · error

not hysteria transport

Error message

not hysteria transport

What it means

Error "not hysteria transport" thrown in XTLS/Xray-core.

Source

Thrown at proxy/hysteria/client.go:37

	"github.com/xtls/xray-core/features/policy"
	"github.com/xtls/xray-core/transport"
	"github.com/xtls/xray-core/transport/internet"
	"github.com/xtls/xray-core/transport/internet/hysteria"
	"github.com/xtls/xray-core/transport/internet/stat"
)

type Client struct {
	server        *protocol.ServerSpec
	policyManager policy.Manager
}

func NewClient(ctx context.Context, config *ClientConfig) (*Client, error) {
	v := core.MustFromContext(ctx)
	p := v.GetFeature(policy.ManagerType()).(policy.Manager)

	streamSettings := session.StreamSettingsFromContext(ctx).(*internet.MemoryStreamConfig)
	if _, ok := streamSettings.ProtocolSettings.(*hysteria.Config); !ok {
		return nil, errors.New("not hysteria transport")
	}
	if config.Server == nil {
		return nil, errors.New(`no target server found`)
	}
	server, err := protocol.NewServerSpecFromPB(config.Server)
	if err != nil {
		return nil, errors.New("failed to get server spec").Base(err)
	}

	return &Client{
		server:        server,
		policyManager: p,
	}, nil
}

func (c *Client) Process(ctx context.Context, link *transport.Link, dialer internet.Dialer) error {
	outbounds := session.OutboundsFromContext(ctx)
	ob := outbounds[len(outbounds)-1]

View on GitHub (pinned to 7d214f8b09)

When it happens

Trigger: Thrown at proxy/hysteria/client.go:37 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of XTLS/Xray-core@7d214f8b09 (2026-08-15). Data as JSON: /api/errors/31911ef0a2f724fb. Report an issue: GitHub.