Hi, I'm using: MPtoPDF 1.4.1 : running 'mpost --mem=mpost linejoin.mp' This is MetaPost, version 1.800 (kpathsea version 6.1.1dev) Attached sources give following error: This is MetaPost, version 1.800 (kpathsea version 6.1.1dev) 26 MAR 2013 22:04 **linejoin.mp (mpost.mp (/mnt/data/tex/texmf/metapost/base/plain.mp Preloading the plain mem file, version 1.004) ) (./linejoin.mp (./line_makro.mp) [1 ! This can't happen (degenerate spec). endfig->scantokens.extra_endfig;shipit; endgroup l.24 endfig ; I'm broken. Please show this to someone who can fix can fix So I hope, there is someone who can fix :) Best regards, BruXy -- Martin Bruchanov Skype : bruxytronics WWW : http://bruxy.regnet.cz/ GPG-Key : http://bruxy.regnet.cz/bruxy-gpg.key (0x8107ED53) Linked-In : http://www.linkedin.com/in/bruxy Google+ : http://gplus.to/BruXy