Latex Error pdfTeX error (ext4): \pdfendlink ended up in different nesting level than \pd fstartl

Recently wrote AAAI article, downloaded its template, but the pain is that it always gives an error, plus the references are always wrong:
As follows:

! pdfTeX error (ext4): \pdfendlink ended up in different nesting level than \pd
fstartlink.
\AtBegShi@Output … ipout \box \AtBeginShipoutBox
\fi \fi
l.119 \begin{equation}

! ==> Fatal error occurred, no output PDF file produced!
Transcript written on “Sample Mining AAAI 2017 — V3.log”.

Recently, I finally found out the reason, because it is better not to use hyperlink symbol macro package in this template, could it be incompatible??
You can see that I originally used the macro package \usepackage{hyperref}…

Now comment it out and see if it’s still an error?

You can see, well, that’s the reason…
Do not use this hyperlinked macro package on AAAI templates… Just..

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