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)

const node = new BreakBefore({
          targetType: this.break.before,
          target: this.break.beforeTarget,
          startNew: this.break.startNew.toString(),
        });
        node[$globalData] = this[$globalData];
        this[$appendChild](node);
        this.breakBefore.push(node);
      }
      if (this.break.overflowTarget !== "") {
        const node = new Overflow({
          target: this.break.overflowTarget,
          leader: this.break.overflowLeader,
          trailer: this.break.overflowTrailer,
        });
        node[$globalData] = this[$globalData];
        this[$appendChild](node);
        this.overflow.push(node);
      }
      this[$removeChild](this.break);
      this.break = null;
    }
    if (this.presence === "hidden" || this.presence === "inactive") {
      return HTMLResult.EMPTY;
    }
    if (
      this.breakBefore.children.length > 1 ||
      this.breakAfter.children.length > 1
    ) {