Attach (recommended) or Link to PDF file here:
https://www.placementsmondiauxsunlife.com/content/dam/sunlife/regional/canada/documents/slgi/4839-I-F.pdf

Configuration:

- Web browser and its version: 91.0a1 (2021-07-03) (64-bit)
- Operating system and its version: Windows 10

Steps to reproduce the problem:
1. enableXfa = true
2. Open form

What is the expected behavior? (add screenshot)

![image](https://user-images.githubusercontent.com/7104454/124389449-1ede2b80-dcb5-11eb-98ba-01e1f3d6c6f5.png)


What went wrong? (add screenshot)

![image](https://user-images.githubusercontent.com/7104454/124389460-2c93b100-dcb5-11eb-9768-98ddd2c8f1e7.png)

id: this[$uid],
      class: classNames,
    };
    if (this.name) {
      attributes.xfaName = this.name;
    }
    const html = {
      name: "div",
      attributes,
      children: [],
    };
    const assist = this.assist ? this.assist[$toHTML]() : null;
    if (assist) {
      html.attributes.title = assist;
    }
    const bbox = computeBbox(this, html, availableSpace);
    const value = this.value ? this.value[$toHTML](availableSpace).html : null;
    if (value === null) {
      this.w = savedW;
      this.h = savedH;
      return HTMLResult.success(createWrapper(this, html), bbox);
    }
    html.children.push(value);
    setPara(this, style, value);
    this.w = savedW;
    this.h = savedH;
    return HTMLResult.success(createWrapper(this, html), bbox);
  }
}
class Edge extends XFAObject {