temporalio/temporal · error

unsupported connection kind: %q

Error message

unsupported connection kind: %q

What it means

Error "unsupported connection kind: %q" thrown in temporalio/temporal.

Source

Thrown at common/telemetry/config.go:385

}

// UnmarshalYAML loads the state of a generic connection from parsed YAML
func (c *connection) UnmarshalYAML(n *yaml.Node) error {
	type conn connection
	type overlay struct {
		*conn `yaml:",inline"`
		Spec  yaml.Node `yaml:"spec"`
	}
	obj := overlay{conn: (*conn)(c)}
	err := n.Decode(&obj)
	if err != nil {
		return err
	}
	switch c.Kind {
	case "grpc":
		c.Spec = &grpcconn{}
	default:
		return fmt.Errorf("unsupported connection kind: %q", c.Kind)
	}
	return obj.Spec.Decode(c.Spec)
}

// UnmarshalYAML loads the state of a generic exporter from parsed YAML
func (e *exporter) UnmarshalYAML(n *yaml.Node) error {
	type exp exporter
	type overlay struct {
		*exp `yaml:",inline"`
		Spec yaml.Node `yaml:"spec"`
	}
	obj := overlay{exp: (*exp)(e)}
	err := n.Decode(&obj)
	if err != nil {
		return err
	}
	descriptor := fmt.Sprintf("%v+%v+%v", e.Kind.Signal, e.Kind.Model, e.Kind.Protocol)
	switch descriptor {

View on GitHub (pinned to bde624efd1)

When it happens

Trigger: Thrown at common/telemetry/config.go:385 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of temporalio/temporal@bde624efd1 (2026-09-01). Data as JSON: /api/errors/96515ca4746331ad. Report an issue: GitHub.