Hello Lothar, LS> Hello, LS> i tried compile some extensions in a "cpp" C++ file. and the move of LS> the thread structure into "node.h" is problematic at the moment. Please forget this message. Still trying to figure out why the msvc is giving me: x:/work_generated/windows_ix86/ruby_installer/huge/install/lib/ruby/1.8/i386-msw in32\node.h(460) : error C2380: Typ(en) vor 'thread' - Konstruktor mit Ergebnist yp oder unzulaessige Neudefinition eines Klassennamens? x:/work_generated/windows_ix86/ruby_installer/huge/install/lib/ruby/1.8/i386-msw in32\node.h(460) : error C2208: 'struct thread' : Keine Elemente definiert, die diesen Typ verwenden but it seems to be not an include file error. -- Best regards, emailto: scholz at scriptolutions dot com Lothar Scholz http://www.ruby-ide.com CTO Scriptolutions Ruby, PHP, Python IDE 's