AlistGo/alist · error

preview not available

Error message

preview not available

What it means

Error "preview not available" thrown in AlistGo/alist.

Source

Thrown at drivers/doubao_new/driver.go:533

}

func (d *DoubaoNew) previewLink(ctx context.Context, obj *Object, args model.LinkArgs) (*model.Link, error) {
	auth := d.resolveAuthorization()
	dpop := d.resolveDpop()
	if auth == "" || dpop == "" {
		return nil, errors.New("missing authorization or dpop")
	}
	if obj.ObjToken == "" {
		return nil, errors.New("missing obj_token")
	}
	info, err := d.getFileInfo(ctx, obj.ObjToken)
	if err != nil {
		return nil, err
	}

	entry, ok := info.PreviewMeta.Data["22"]
	if !ok || entry.Status != 0 {
		return nil, errors.New("preview not available")
	}

	subID := ""
	pageIndex := 0
	if args.HttpReq != nil {
		query := args.HttpReq.URL.Query()
		if v := query.Get("sub_id"); v != "" {
			subID = v
		} else if v := query.Get("page"); v != "" {
			if p, err := strconv.Atoi(v); err == nil && p >= 0 {
				pageIndex = p
			}
		}
	}
	if subID == "" {
		imgExt := ".webp"
		pageNums := 0
		if entry.Extra != "" {

View on GitHub (pinned to 843d9dc814)

Solutions

1. Check the storage configuration and the provider's service status, fix the indicated cause, and retry the operation.

When it happens

Trigger: Thrown at drivers/doubao_new/driver.go:533 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of AlistGo/alist@843d9dc814 (2026-08-15). Data as JSON: /api/errors/ae59f18b0f7c21f5. Report an issue: GitHub.