What is the bug?
https://run.biosimulations.org/runs/64c037c4fd981678db6c0b32#tab=viz
The PDF creator is correct; if you go to the file inside outputs.zip, you'll see what the second figure should look like, but on biosimulations, it's just a line connecting the first and last points.
Screenshots
Correct:

Plotly:

What is the bug?
https://run.biosimulations.org/runs/64c037c4fd981678db6c0b32#tab=viz
The PDF creator is correct; if you go to the file inside outputs.zip, you'll see what the second figure should look like, but on biosimulations, it's just a line connecting the first and last points.
Screenshots
Correct:

Plotly:
