Attach (recommended) or Link to PDF file here:  [test.pdf](https://akmer.aikucun.com/a94a8fe5ccb19ba61c4c0873d391e987982fbbd3_1616477914120_83.pdf)


Configuration:
- Web browser and its version: chrome 87.0.4280.88
- Operating system and its version: windows10
- PDF.js version: 2.6.347
- Is a browser extension:

Steps to reproduce the problem:
1. just open 

What is the expected behavior? (add screenshot)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/17724610/112087066-473f8f80-8bc8-11eb-8efb-56139ec42a9c.png)

Link to a viewer (if hosted on a site other than mozilla.github.io/pdf.js or as Firefox/Chrome extension):

break;
          }
          warn(`parseDestDictionary - unsupported action: "${actionName}".`);
          break;
      }
    } else if (destDict.has("Dest")) {
      
      dest = destDict.get("Dest");
    }
    if (isString(url)) {
      url = tryConvertUrlEncoding(url);
      const absoluteUrl = createValidAbsoluteUrl(url, docBaseUrl);
      if (absoluteUrl) {
        resultObj.url = absoluteUrl.href;
      }
      resultObj.unsafeUrl = url;
    }
    if (dest) {
      if (isName(dest)) {
        dest = dest.name;
      }
      if (isString(dest) || Array.isArray(dest)) {
        resultObj.dest = dest;
      }
    }
  }
}
var XRef = (function XRefClosure() {
  
  function XRef(stream, pdfManager) {