In some situations, UG grid segfaults during grid creation when boundary segments have been specified. A simple test code that reads a grid created by triangle is attached (together with the grid files triggering the segfault, the output, and a brief stack trace). [ugboundarysegmentstest.cpp](/uploads/661c16533556ceb8c99ce293aeb5b1ec/ugboundarysegmentstest.cpp)[output.txt](/uploads/e7e4782b9a23ea650d05cfeaa6dbf522/output.txt)[ugboundarysegmentstest.1.node](/uploads/3bf0487680add052d45737640e7d4100/ugboundarysegmentstest.1.node)[ugboundarysegmentstest.1.ele](/uploads/404c9fbf74d747a0cbc637a30b33273d/ugboundarysegmentstest.1.ele)[ugboundarysegmentstest.1.edge](/uploads/9b0764471c0c5f679f889406a8bb1388/ugboundarysegmentstest.1.edge)