Dear List, In this tabular I wanted to set \Vert. But when I compile it, \starttable \bTD \Vert r1c1\Vert \bTD \bf r1c2 \eTD \bTD \bf r1c3 \eTD \bTD \bf r1c4 \eTD \eTR \bTR \bTD r2c1 \eTD \bTD r2c2 \eTD \bTD[nr=2] r2c3 \eTD \bTD r2c4 \eTD \eTR \bTR \bTD r3c1 \eTD \bTD r3c2 \eTD \bTD r3c4 \eTD \eTR \bTR \bTD r4c1 \eTD \bTD r4c2 \eTD \bTD[nr=3] r4c3 \eTD \bTD[nr=3] r4c4 \eTD \eTR \bTR \bTD r5c1 \eTD \bTD r5c2 \eTD \eTR \bTR \bTD r6c1 \eTD \bTD r6c2 \eTD \eTR \stoptable I get this : Command Line: C:\texlive\2022\bin\win32\context.exe --synctex=1 "Tabular.tex" Startup Folder: C:\texlive\My Documents\My Documents resolvers | formats | executing runner 'run luatex format': C:/texlive/2022/bin/win32/luatex --jobname="Tabular" --fmt=C:/texlive/2022/texmf-var/luatex-cache/context/a86c089b384a3076dc514ba966a1fac9/formats/luatex/cont-en.fmt --lua=C:/texlive/2022/texmf-var/luatex-cache/context/a86c089b384a3076dc514ba966a1fac9/formats/luatex/cont-en.lui cont-yes.mkiv --c:currentrun=1 --c:fulljobname="./Tabular.tex" --c:input="./Tabular.tex" --c:kindofrun=1 --c:maxnofruns=9 --c:synctex="1" --c:texmfbinpath="C:/texlive/2022/bin/win32" This is LuaTeX, Version 1.15.0 (TeX Live 2022) system commands enabled. open source > level 1, order 1, name 'C:/texlive/2022/texmf-dist/tex/context/base/mkiv/cont-yes.mkiv' system > system > ConTeXt ver: 2021.03.05 19:11 MKIV fmt: 2022.10.11 int: english/english system > system > 'cont-new.mkiv' loaded open source > level 2, order 2, name 'C:/texlive/2022/texmf-dist/tex/context/base/mkiv/cont-new.mkiv' system > beware: some patches loaded from cont-new.mkiv close source > level 2, order 2, name 'C:/texlive/2022/texmf-dist/tex/context/base/mkiv/cont-new.mkiv' system > files > jobname 'Tabular', input './Tabular', result 'Tabular' fonts > latin modern fonts are not preloaded languages > language 'en' is active system > synctex functionality is enabled, expect 5-10 pct runtime overhead! open source > level 2, order 3, name 'C:/texlive/My Documents/My Documents/Tabular.tex' fonts > beware: no fonts are loaded yet, using 'lm mono' in box tex error > tex error on line 2 in file C:/texlive/My Documents/My Documents/Tabular.tex: ! Use of \csname\endcsname doesn't match its definition \tabl_table_restart_indeed #1->\gdef \tabl_table_restart {#1}\tabl_table_restart \tabl_table_insert_head \ifsplittables \ifconditional \c_tabl_table_repeat_tail \tablenoalign {\goodbreak }\tabl_table_insert_tail \tablenoalign {\goodbreak }\fi \fi <to be read again> \bTD l.2 \bTD \Vert r1c1\Vert 1 \starttable 2 >> \bTD \Vert r1c1\Vert 3 \bTD \bf r1c2 \eTD 4 \bTD \bf r1c3 \eTD 5 \bTD \bf r1c4 \eTD 6 \eTR 7 \bTR 8 \bTD r2c1 \eTD 9 \bTD r2c2 \eTD 10 \bTD[nr=2] r2c3 \eTD 11 \bTD r2c4 \eTD 12 \eTR mtx-context | fatal error: return code: 1 How can I write it in the right way? Uschi _____________________________________________________________________ ConTeXt Compilation Report (Pages: 0) Errors: 1 Warnings: 0 Bad Boxes: 0