go-redis/redis · error

cannot convert %T to int64

Error message

cannot convert %T to int64

What it means

Error "cannot convert %T to int64" thrown in go-redis/redis.

Source

Thrown at internal/routing/aggregator.go:649

func toInt64(val interface{}) (int64, error) {
	if val == nil {
		return 0, nil
	}
	switch v := val.(type) {
	case int64:
		return v, nil
	case int:
		return int64(v), nil
	case int32:
		return int64(v), nil
	case float64:
		if v != math.Trunc(v) {
			return 0, fmt.Errorf("cannot convert float %f to int64", v)
		}
		return int64(v), nil
	default:
		return 0, fmt.Errorf("cannot convert %T to int64", val)
	}
}

func toFloat64(val interface{}) (float64, error) {
	if val == nil {
		return 0, nil
	}

	switch v := val.(type) {
	case float64:
		return v, nil
	case int:
		return float64(v), nil
	case int32:
		return float64(v), nil
	case int64:
		return float64(v), nil
	case float32:

View on GitHub (pinned to 36d97525cd)

Solutions

1. Ensure aggregated values are numeric before requesting int64 conversion
2. Handle non-numeric shard results separately

When it happens

Trigger: Thrown at internal/routing/aggregator.go:649 when the library encounters an invalid state.

Common situations: Type-switch shard results before numeric aggregation.

AI-assisted analysis of go-redis/redis@36d97525cd (2026-08-06). Data as JSON: /data/errors/e3dae9a4bae61c8f.json. Report an issue: GitHub.