Error Encounter when converting the vast 1 to vast 2

[carlobaja]

This is error message when navigating the /www/api/vast?zone=x'
This page contains the following errors:
error on line 2 at column 1: Extra content at the end of the document
Below is a rendering of the page up to the first error.

[carterqe]

Getting the same error as @carlobaja. I'll dig in and see if I can track down the issue and submit a PR.