The upstream bug report is here:
https://github.com/borisveytsman/acmart/issues/505
# Armenian currently only works with XeTeX and LuaTeX and system fonts
export/examples/Language_Support/Writing_Armenian_(dvi|dvi3_texF|pdf|pdf2|pdf3|pdf5_texF)
+# ! Package hyperxmp Error: hyperref must be loaded before hyperxmp.
+# https://github.com/borisveytsman/acmart/issues/505
+export/templates/Articles/Association_for_Computing_Machinery_%28ACM%29_pdf2
+
# ================================================
Sublabel: externalissues