<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 12 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>greetings,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>recently i attempted to run a network/behavior co-evolution model using the latest version of R, and the latest version of RSiena from r-forge. the network is undirected, and i included the “ego x alter” selection effect for the behavioral variable. i received the following error message:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>> results <- siena07(mymodel, data=mydata, effects=myeff, batch=FALSE, verbose=TRUE)<o:p></o:p></p><p class=MsoNormal>Loading Tcl/Tk interface ... done<o:p></o:p></p><p class=MsoNormal>Error in initializeFRAN(z, x, data, effects, prevAns, initC, profileData = profileData, : <o:p></o:p></p><p class=MsoNormal> Unexpected effect name: egoXAlt<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>i had no trouble with this model using Siena version 3, so i am wondering if this is just a bug in the ego x alter effect for undirected networks in RSiena? any help would be appreciated! many thanks,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>-kevin<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Kevin Lewis<o:p></o:p></p><p class=MsoNormal>Ph.D. Candidate in Sociology<o:p></o:p></p><p class=MsoNormal>Harvard University<o:p></o:p></p><p class=MsoNormal>33 Kirkland Street<o:p></o:p></p><p class=MsoNormal>Cambridge, MA 02138<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>