Table of contents is not working

[Ankit-Naag]

I'm using [email protected] and the table of content is not working for me:

Here's a sample of my output:

[vonWolfehaus]

I have the same problem, except it just appears blank in the rendered docx until i click on the general area it should be in and have google docs refresh it with the correct data. updateFields does not do anything and there's nothing else in the docs to suggest other steps to take for it to render properly.