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<p class="MsoNormal"><span style="font-size:11.0pt">Hi group,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I’ve checked this in the history but it seems there’s no information about it.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">So I use the “simulate” function with an networkDynamic object. In some circumstances, it always stopped with an error message:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p style="margin:0in">Error in if (!is.null(am) && am[nrow(am), 2] == times[1]) { :
<o:p></o:p></p>
<p style="margin:0in">missing value where TRUE/FALSE needed<o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I’m trying to identify what caused this error but View(simulate) doesn’t provide any original code and View(simulate.networkDynamic) doesn’t exist.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I’m using an older version of the package (to keep my code stable) right now:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> Installed ReposVer Built
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ergm "3.11.0" "4.3.2" "4.0.3"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ergm.count "3.4.0" "4.1.1" "4.0.3"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">ndtv "0.13.2" "0.13.3" "4.0.2"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">network "1.17.1" "1.18.0" "4.0.2"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">networkDynamic "0.11.0" "0.11.2" "4.0.2"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">sna "2.6" "2.7" "4.0.2"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">statnet.common "4.5.0" "4.7.0" "4.0.2"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">tergm "3.7.0" "4.1.1" "4.0.3"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Any idea what could cause the error or how I can find the function code so I can try to identify the error?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Thank you so much!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Best,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Lin<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:11.0pt;color:black">Lin Zhu </span></b><span style="font-size:11.0pt;color:black"> | Research Engineer</span><span style="font-size:11.0pt;font-family:"MS Mincho";color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Department of Health Policy<b> </b>| School of Medicine<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black;background:white">Center for Health Policy | Freeman Spogli Institute for International Studies</span><span style="font-size:11.0pt"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Stanford University<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">615 Crothers Way<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Encina Commons, Office 113<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Stanford, CA 94305-6006<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">650.736.8139 | linzhu1@stanford.edu<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black"><img width="228" height="32" style="width:2.375in;height:.3333in" id="Picture_x0020_1" src="cid:image001.png@01D907DC.2440DB10" alt="signature_3152782964"></span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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