Dear Thomas and Arthur, Thank you for your detailed help. Copying texlua and creating .luatex file make luatools run smoothly. Now, luatools --generate run well. I'd like to ask a few questions. 1. But, there is a warning message as following for "luatools -- ini ...". %%%%%%%%%%%% ...... ....... language : patterns us for us loaded (n=[13],e=default,m=default) language : patterns agr for agr loaded (n=15,e=default,m=default) (/usr/local/gwTeX/texmf.pkgs/tex/context/patterns/lang-agr.pat ! TeX capacity exceeded, sorry [pattern memory=80000]. l.820 ἀ2ν1έλαι in use: 1448 node words from 100604 still untouched: 99048 node words size 1 avail list: 3 size 2 avail list: 22 size 3 avail list: 6 size 4 avail list: 36 size 6 avail list: 24 size 8 avail list: 16 No pages of output. Transcript written on cont-en.log. LuaTools | LuaTools | runtime: 0.18 seconds %%%%%%%%%%%%%%%%%%%%% Is it OK? or should I change something? 2. Also I got 'bad path' errors when I try to make other formats. %%%%%%%%%%%%%%%%% texexec --make --all --pdftex TeXExec | using search method 'kpsewhich' TeXExec | updating file database mktexlsr: Updating /usr/local/gwTeX/texmf/ls-R... mktexlsr: Updating /usr/local/gwTeX/texmf.gwtex/ls-R... mktexlsr: Updating /usr/local/gwTeX/texmf.local/ls-R... mktexlsr: Updating /usr/local/gwTeX/texmf.pkgs/ls-R... mktexlsr: Updating /usr/local/gwTeX/texmf.texlive/ls-R... mktexlsr: Updating /var/tmp/texfonts/ls-R... mktexlsr: Done. TeXExec | using tex engine pdftex TeXExec | using tex format path /usr/local/Build/powerpc/TeXLive.2006/ texmf/web2c/pdftex TeXExec | generating tex format cont-en warning: Could not open char translation file `natural.tcx'. ! I can't read pdftex.pool; bad path? TeXExec | generating tex format cont-nl warning: Could not open char translation file `natural.tcx'. ! I can't read pdftex.pool; bad path? TeXExec | generating tex format mptopdf warning: Could not open char translation file `natural.tcx'. ! I can't read pdftex.pool; bad path? TeXExec | using mp engine mpost TeXExec | using mps format path /usr/local/Build/powerpc/TeXLive.2006/ texmf/web2c TeXExec | generating mps format metafun warning: Could not open char translation file `natural.tcx'. This is MetaPost, Version 0.993 (Web2C 7.5.6) (INIMP) ! I can't find file `metafun'. <*> metafun %%%%%%%%%%%%%%%%%% Yesterday, I have no problem to use "texexec --pdf --make --all". 3. Is it possible to use OTF fonts installed in the system not in TeXmf tree? Thank you again. Best regards, Dalyoung