<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=IT link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hello, I'm trying to execute an .exe file generated with Visual Studio 2010 and the package MPI for X64 architecture (mpich2-1.3.2p1-win-x86-64), but I'm encountering the following error:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Error while connecting to host, No connection could be made because the target machine actively refused it. (10061)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Connect on sock (host=Antonio-PC, port=8676) failed, exhaused all end points<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Unable to connect to 'Antonio-PC:8676',<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>sock error: Error = -1<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I have the administrator permissions on the operating system (windows 7 64 bit), so I don't understand why it does not run. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal>Thank you<o:p></o:p></p><p class=MsoNormal>Antonio<o:p></o:p></p></div></body></html>