grafana/k6 · error

checking is %q hidden: %w

Error message

checking is %q hidden: %w

What it means

Error "checking is %q hidden: %w" thrown in grafana/k6.

Source

Thrown at internal/js/modules/k6/browser/common/frame.go:1541

	hidden, err := f.isHidden(selector, opts)
	if err != nil {
		return false, err
	}

	return hidden, nil
}

func (f *Frame) isHidden(selector string, opts *FrameIsHiddenOptions) (bool, error) {
	isHidden := func(apiCtx context.Context, handle *ElementHandle) (any, error) {
		v, err := handle.isHidden(apiCtx) // Zero timeout when checking state
		if errors.Is(err, ErrTimedOut) {  // We don't care about timeout errors here!
			return v, nil
		}
		return v, err
	}
	v, err := f.runActionOnSelector(f.ctx, selector, opts.Strict, isHidden, func() bool { return true })
	if err != nil {
		return false, fmt.Errorf("checking is %q hidden: %w", selector, err)
	}

	return v, nil
}

// IsVisible returns true if the first element that matches the selector
// is visible. Otherwise, returns false.
func (f *Frame) IsVisible(selector string, opts *FrameIsVisibleOptions) (bool, error) {
	f.log.Debugf("Frame:IsVisible", "fid:%s furl:%q sel:%q", f.ID(), f.URL(), selector)

	visible, err := f.isVisible(selector, opts)
	if err != nil {
		return false, err
	}

	return visible, nil
}

View on GitHub (pinned to 93accf6570)

When it happens

Trigger: Thrown at internal/js/modules/k6/browser/common/frame.go:1541 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of grafana/k6@93accf6570 (2026-08-15). Data as JSON: /api/errors/88cb74c2eec14d88. Report an issue: GitHub.