[Line 435 of show-pdf-tags.lua](https://github.com/latex3/pdf_structure/blob/b1a9f9898acb016e50cae2bbdbb9d30ecc3e0e72/show-pdf-tags/show-pdf-tags.lua#L435) needs to be commented out / removed as it always has page = -1. The correct line for doing already exists at [line 438](https://github.com/latex3/pdf_structure/blob/b1a9f9898acb016e50cae2bbdbb9d30ecc3e0e72/show-pdf-tags/show-pdf-tags.lua#L438), which is protected by an `if` statement so it always has a valid page number (never negative).
Line 435 of show-pdf-tags.lua needs to be commented out / removed as it always has page = -1.
The correct line for doing already exists at line 438, which is protected by an
ifstatement so it always has a valid page number (never negative).