<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">Dear Sir/Madam,</div><div class=""><br class=""></div><div class="">I came into a problem when using yt to deal with my RAMSES data. The procedures to produce the error and some info is as follow. Do you have any idea what’s going wrong here?</div><div class=""><br class=""></div><div class="">I use the data from <a href="http://yt-project.org/data/" class="">yt-project.org/data/</a>, in the row of ramses_extra_fields_small. The python code that generates this issue is uploaded to <a href="http://paste.yt-project.org/show/7203/" class="">http://paste.yt-project.org/show/7203/</a> </div><div class=""><br class=""></div><div class="">On macOS Sierra 10.12.5</div><div class=""><br class=""></div><div class="">The print-out message:</div><div class=""><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180);" class="">yt : [INFO </span><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180);" class="">] 2017-07-09 14:06:59,521 Parameters: current_time</span><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180);" class=""> </span><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180);" class="">= 0.03744727779</span></div><div class=""><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt : [INFO ] 2017-07-09 14:06:59,521 Parameters: domain_dimensions = [32 32 32]</span></div><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt : [INFO ] 2017-07-09 14:06:59,521 Parameters: domain_left_edge = [ 0. 0. 0.]</span></div><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt : [INFO ] 2017-07-09 14:06:59,521 Parameters: domain_right_edge = [ 1. 1. 1.]</span></div><div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt : [INFO ] 2017-07-09 14:06:59,521 Parameters: cosmological_simulation = 0</span></div></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Segmentation fault: 11</span></div></div><div class=""><br class=""></div><div class="">Some info:</div><div class=""><span style="font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180); font-variant-ligatures: no-common-ligatures; color: rgb(139, 140, 0);" class=""><b class="">~</b></span><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180); font-variant-ligatures: no-common-ligatures;" class="">$ yt version</span></div><div class=""><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180); min-height: 16px;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""></span><br class=""></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt module located at:</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""> /Users/chongchonghe/local/yt-conda/lib/python2.7/site-packages</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180); min-height: 16px;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""></span><br class=""></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">The current version of yt is:</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180); min-height: 16px;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""></span><br class=""></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">---</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Version = 3.4-dev</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">---</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures; color: #8b8c00" class=""><b class="">~</b></span><span style="font-variant-ligatures: no-common-ligatures" class="">$ python --version</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Python 2.7.13</span></div></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">On Red Hat Enterprise Linux Server 7.3</div><div class=""><br class=""></div><div class="">The print-out message:</div><div class=""><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180);" class="">yt : [INFO </span><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180);" class="">] 2017-07-09 14:19:10,883 Parameters: current_time</span><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180);" class=""> </span><span style="color: rgb(40, 40, 40); font-family: Menlo; font-size: 14px; background-color: rgb(220, 199, 180);" class="">= 0.03744727779</span></div><div class=""><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt : [INFO ] 2017-07-09 14:19:10,883 Parameters: domain_dimensions = [32 32 32]</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt : [INFO ] 2017-07-09 14:19:10,884 Parameters: domain_left_edge = [ 0. 0. 0.]</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt : [INFO ] 2017-07-09 14:19:10,884 Parameters: domain_right_edge = [ 1. 1. 1.]</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt : [INFO ] 2017-07-09 14:19:10,884 Parameters: cosmological_simulation = 0</span></div></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Segmentation fault (core dumped)</span></div><div class=""><br class=""></div><div class="">Some info:</div><div class=""><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">startrek% yt version</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180); min-height: 16px;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""></span><br class=""></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">yt module located at:</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""> /startrek/chongchong/codes/yt-conda/lib/python2.7/site-packages</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180); min-height: 16px;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""></span><br class=""></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">The current version of yt is:</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180); min-height: 16px;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""></span><br class=""></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">---</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Version = 3.3.5</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">---</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">startrek% python --version</span></div><div style="margin: 0px; font-size: 14px; line-height: normal; font-family: Menlo; color: rgb(40, 40, 40); background-color: rgb(220, 199, 180);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Python 2.7.13 :: Continuum Analytics, Inc.</span></div></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Many thanks,</div><div class=""><br class=""></div><div class="">ChongChong He</div><div class="">Graduate Student, Department of Astronomy</div><div class="">University of Maryland, College Park, 20742, MD</div></body></html>