grafana/k6 · error

waiting for page event %q: %w

Error message

waiting for page event %q: %w

What it means

Error "waiting for page event %q: %w" thrown in grafana/k6.

Source

Thrown at internal/js/modules/k6/browser/browser/page_mapping.go:721

			return promise(vu, func() (any, error) {
				rpe, err := p.WaitForEvent(event, popts, func(pe common.PageEvent) (bool, error) {
					if fn == nil {
						return true, nil
					}
					return queueTask(ctx, tq, func() (bool, error) {
						m, err := mapPageEvent(vu, pe)
						if err != nil {
							return false, err
						}
						v, err := fn(sobek.Undefined(), vu.Runtime().ToValue(m))
						if err != nil {
							return false, fmt.Errorf("executing waitForEvent predicate: %w", err)
						}
						return v.ToBoolean(), nil
					})()
				})
				if err != nil {
					return nil, fmt.Errorf("waiting for page event %q: %w", event, err)
				}
				return mapPageEvent(vu, rpe)
			}), nil
		},
		"workers": func() *sobek.Object {
			workers := p.Workers()
			mws := make([]mapping, 0, len(workers))
			for _, w := range workers {
				mw := mapWorker(vu, w)
				mws = append(mws, mw)
			}
			return rt.ToValue(mws).ToObject(rt)
		},
	}
	maps["$"] = func(selector string) *sobek.Promise {
		return promise(vu, func() (any, error) {
			eh, err := p.Query(selector)
			if err != nil {

View on GitHub (pinned to 93accf6570)

When it happens

Trigger: Thrown at internal/js/modules/k6/browser/browser/page_mapping.go:721 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/3d100b5131f641c5. Report an issue: GitHub.