go-delve/delve · error · ErrNotImplementedWithMultitarget

not implemented for multiple targets

Error message

not implemented for multiple targets

What it means

Error "not implemented for multiple targets" thrown in go-delve/delve.

Source

Thrown at service/debugger/debugger.go:53

var (
	// ErrCanNotRestart is returned when the target cannot be restarted.
	// This is returned for targets that have been attached to, or when
	// debugging core files.
	ErrCanNotRestart = errors.New("can not restart this target")

	// ErrNotRecording is returned when StopRecording is called while the
	// debugger is not recording the target.
	ErrNotRecording = errors.New("debugger is not recording")

	// ErrCoreDumpInProgress is returned when a core dump is already in progress.
	ErrCoreDumpInProgress = errors.New("core dump in progress")

	// ErrCoreDumpNotSupported is returned when core dumping is not supported
	ErrCoreDumpNotSupported = errors.New("core dumping not supported")

	// ErrNotImplementedWithMultitarget is returned for operations that are not implemented with multiple targets
	ErrNotImplementedWithMultitarget = errors.New("not implemented for multiple targets")
)

// Debugger service.
//
// Debugger provides a higher level of
// abstraction over proc.Process.
// It handles converting from internal types to
// the types expected by clients. It also handles
// functionality needed by clients, but not needed in
// lower lever packages such as proc.
type Debugger struct {
	config *Config
	// arguments to launch a new process.
	processArgs []string

	targetMutex sync.Mutex
	target      *proc.TargetGroup

View on GitHub (pinned to a23773e6c3)

When it happens

Trigger: Thrown at service/debugger/debugger.go:53 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of go-delve/delve@a23773e6c3 (2026-08-31). Data as JSON: /api/errors/20db803e3d55d6d3. Report an issue: GitHub.