projectdiscovery/nuclei · error

source ip (%s) is not associated with the interface (%s)

Error message

source ip (%s) is not associated with the interface (%s)

What it means

Error "source ip (%s) is not associated with the interface (%s)" thrown in projectdiscovery/nuclei.

Source

Thrown at pkg/protocols/common/protocolstate/state.go:129

	npOptions := &networkpolicy.Options{
		DenyList: expandedDenyList,
	}
	opts.WithNetworkPolicyOptions = npOptions

	switch {
	case options.SourceIP != "" && options.Interface != "":
		isAssociated, err := isIpAssociatedWithInterface(options.SourceIP, options.Interface)
		if err != nil {
			return err
		}
		if isAssociated {
			opts.Dialer = &net.Dialer{
				LocalAddr: &net.TCPAddr{
					IP: net.ParseIP(options.SourceIP),
				},
			}
		} else {
			return fmt.Errorf("source ip (%s) is not associated with the interface (%s)", options.SourceIP, options.Interface)
		}
	case options.SourceIP != "":
		isAssociated, err := isIpAssociatedWithInterface(options.SourceIP, "any")
		if err != nil {
			return err
		}
		if isAssociated {
			opts.Dialer = &net.Dialer{
				LocalAddr: &net.TCPAddr{
					IP: net.ParseIP(options.SourceIP),
				},
			}
		} else {
			return fmt.Errorf("source ip (%s) is not associated with any network interface", options.SourceIP)
		}
	case options.Interface != "":
		ifadrr, err := interfaceAddress(options.Interface)
		if err != nil {

View on GitHub (pinned to 265b3a3dec)

When it happens

Trigger: Thrown at pkg/protocols/common/protocolstate/state.go:129 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of projectdiscovery/nuclei@265b3a3dec (2026-08-15). Data as JSON: /api/errors/5460b63cf979e367. Report an issue: GitHub.