Up to 10 minits ago I was using a (old) version of miktex. Then I started to update it. After the update I tried to generate the new format files but miktex hangs on cont-en. Any suggestions? Thanks Wolfgang Here some parts of the log: Creating "cont-en.efmt"... "pdfetex.exe" --ini --interaction=nonstopmode --halt-on-error --alias cont-en *\pdfcompresslevel=9 \pdfdecimaldigits=3 \pdfhorigin=1 true in \pdfoutput=1 \pdfpageheight=297 true mm \pdfpagewidth=210 true mm \pdfoptionpdfminorversion=4 \pdfpkresolution=600 \pdfvorigin=1 true in \input cont-en.tex \dump This is pdfeTeX, Version 3.141592-1.21a-2.2 (MiKTeX 2.4) (INITEX) entering extended mode (C:\texmf\tex\context\base\cont-en.tex (C:\texmf\tex\context\base\context.tex (C:\texmf\tex\context\base\syst-pln.tex) (C:\texmf\tex\context\base\syst-prm.tex) (C:\texmf\tex\context\base\syst-etx.tex) (C:\texmf\tex\context\base\syst-omg.tex) ........ ....... ....... (C:\texmf\tex\context\patterns\lang-cz.hyp) language : patterns cz for cz loaded (n=15,e=ec,m=ec) (C:\texmf\tex\context\patterns\lang-cz.pat) language : hyphenations cz for cz loaded (n=15,e=ec,m=ec) (C:\texmf\tex\context\patterns\lang-cz.hyp) language : patterns sk for sk loaded (n=16,e=il2,m=il2) (C:\texmf\tex\context\patterns\lang-sk.pat ! TeX capacity exceeded, sorry [pattern memory ops=2048]. l.2407 5zv4es[tcaron] No pages of output. Transcript written on cont-en.log. initexmf: pdfetex.exe failed on "cont-en.tex".