-# seminar.sty uses Postscript specials
-# -> wrong output with pdflatex/LuaTeX and DVI (missing landscape slides).
-export/examples/(|fr/)seminar_pdf[25].*
-export/examples/(|fr/)seminar_dvi.*
-
-# Babel-Spanish uses Babel's "strings" feature to define
-# separate auto-strings using UTF-8 literals.
-# Babel uses the "unicode" strings if it detects XeTeX or LuaTeX.
-# This is wrong for Xe/Lua with 8-bit TeX-fonts.
-# set inputenc to utf8?
-# (Changing the default in lib/languages requires more tests for utf8 first.)
-export/examples/es/linguistics_pdf4_texF
-export/doc/es/.*_(pdf[45]|dvi3)_texF
-
-# Non-ASCII char in verbatim environment is dropped (with a warning when
-# doing this interactively) with ASCII (and hence also with XeTeX).
-export/doc/(|de/|es/|fr/)EmbeddedObjects_pdf4_texF
-
-# inputencoding="utf8-plain" with 8-bit TeX: non-ASCII characters are passed
-# as two 8-bit characters leading to garbage in the output
-export/export/utf8-plain-with-tex-fonts_(dvi|pdf.?)
+# seminar.sty uses Postscript specials or PGF resulting in problems with slide
+# size and orientation depending on the output format and viewing application.
+# For details see Troubleshooting and the Appendix in examples/seminar.lyx.
+export/examples/(|fr/)Presentations/Seminar_(dvi|pdf).*
+
+# Babel-Spanish uses UTF-8 encoded strings if it detects Xe/LuaTeX.
+# With "language default" (=="latin9"), Babel strings come out wrong
+# when compiling with Xe/LuaTeX and TeX-fonts.
+export/export/latex/es_auto-legacy_texF
+
+# since TL18, Babel-Ukrainean uses UTF-8 if it detects Xe/LuaTeX (for "\date").
+# * garbled output with LuaTeX + TeX fonts (since TL18)
+# (date and chapter headings)
+# * missing chars with XeTeX + TeX fonts (see invertedTests)
+export/export/latex/languages/uk-babel-date-missing-chars-with-ascii_.*_texF
+export/doc/uk/Intro_.*_texF
+
+# Although DejaVu fonts are set and output is correct for pdf5,
+# for dvi3 the Russian characters are not shown (the problem currently
+# is obvious to see).
+export/examples/ru/Graphics_and_Insets/XY-(Pic|Figure)_dvi3_systemF
+
+
+# LyX issues
+# **********
+
+#6197: „amssymb” with Polish babel: name clash \lll ("<<<" vs. "ł")
+# Wrong output with pdflatex
+# missing character with XeTeX/LuaTeX and Babel (-> invertedTests)
+export/export/latex/6197-polish-amssymb_(dvi|pdf).?
+
+# The following document mixes inTitle layouts and leads to
+# likely unintended output. See #10347
+export/export/mixing_inTitle_layouts_(pdf|dvi).*
+
+# Characters with accents are not output
+# Reported to LuaTeX mailing list here:
+# https://www.mail-archive.com/search?l=mid&q=20160831134006.4fewxothddqfeyw4%40steph
+# (not expecting much attention because DVI is not given high priority)
+export/doc/es/Customization_dvi3_systemF
+export/examples/(|es/)Curricula_Vitae/Europe_CV_dvi3_.*F
+
+# `acmart` requires PDFlatex:
+# * Missing page number in DVI, Postscript, and PDF (ps2pdf)
+# * "PDF (ps2pdf)" fails (problem with Postscript) in TeXLive < 2018
+# "Postscript" not tested by ctest autotests
+export/templates/Articles/Association_for_Computing_Machinery_dvi.*
+export/templates/Articles/Association_for_Computing_Machinery_pdf
+
+# lyx2lyx back-conversion of "Date" info-inset writes
+# the name of the day in English instead of Japanese.
+export/examples/ja/Multilingual_Typesetting_.*_lyx.*
+
+# No localization of auto-strings with Chinese language under 8-bit TeX
+# (ctex font issue with texlive-lang-chinese (from Debian) under pdflatex)
+# and only partial localization with non-tex-fonts:
+export/export/latex/CJK/zh_CN-toc.*
+export/doc/zh_CN/(Intro|Tutorial)_(dvi|pdf.?)
+
+# CJK languages don't change/reset the "language" (which is problematic for
+# documents in a language that uses a non-standard font encoding)
+# In a Greek document, Latin letters in a text part set to "Chinese"
+# come out as Greek letters:
+export/export/latex/CJK/el-zh_CN_utf8-cjk.*
+
+# Bug 3059: document language instead of "outer language" in table cells
+# This document fails with "fontencoding=auto-legacy"
+# and has wrong output (RTL in table cells) with all export formats.
+export/export/latex/lyxbugs/3059.*