I think you need to copy the boost DLL files to the Windows Path (or add the boot bin directory to the Windows Path) or copy the DLL files to your Application Path :-) Andrea _____ Da: boost-users-bounces@lists.boost.org [mailto:boost-users-bounces@lists.boost.org] Per conto di Arpitha Inderjith (RBEI/EMT1) Inviato: lunedì 22 settembre 2008 14.09 A: boost-users@lists.boost.org Oggetto: [Boost-users] [boost][VS2005] I am using the VS2005 with BOOST.... my application is building but i am not able to run the application b'coz of this error :- "This application has failed to start because the application configuration is incorrect. Reinstalling the application may fix the problem."... i m using boost_1_35_0 libraries... can anyone help please?? thanks,