Link to PDF file:
PdfJs.pdf
Configuration:
- Web browser and its version:
Firefox 54.0.1 (32-bit) / Chrome 59.0.3071.115 (64-bit)
- Operating system and its version:
Windows 10 (64 bit)
- PDF.js version:
1.8.557
Steps to reproduce the problem:
- Open attached pdf file in the demo web viewer (https://mozilla.github.io/pdf.js/web/viewer.html)
What is the expected behavior?

What went wrong?
On some computers only the exclamation mark on the first line is rendered.
