{"id":368264,"date":"2024-05-23T09:05:57","date_gmt":"2024-05-23T09:05:57","guid":{"rendered":"\/forum\/forums\/topic\/terminal-lost-connection-after-geometry-change\/"},"modified":"2024-05-23T09:19:02","modified_gmt":"2024-05-23T09:19:02","slug":"terminal-lost-connection-after-geometry-change","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/terminal-lost-connection-after-geometry-change\/","title":{"rendered":"Terminal lost its assignment due to geometry modifications"},"content":{"rendered":"<p>Hello<\/p>\n<p>I made a spiral antenna model like ACT Extensions -&gt; Antenna Toolkit -&gt; PlanarSpiral -&gt; Archimedian Spiral Antenna: I took the settings from the example and created my own geometry. I assigned a Terminal Lumped Port to the center square (as in the ACT example). The calculation was successful.<\/p>\n<p>Changed one of the geometry parameters of the design. I received a warning that Terminal lost its assignment due to geometry modifications and has been deleted. If you re-assign Terminal Lumped Port, you will be able to run the calculation. However, the next time the parameter is changed (or when returning to the previous value), the assingment will break again.<\/p>\n<p><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/23-05-2024-1716454930-Pasted image 20240522162529.png\"><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/23-05-2024-1716454930-Pasted image 20240522162529.png\" alt=\"\"><\/a><\/p>\n<p>This behavior makes it impossible to run parametric analysis and optimization. If contact is broken during the process, the job crashes with an error and optimization stops.<\/p>\n<p>Loss of contact does not always occur. If the parameter is changed weakly enough, the contact is not lost.&nbsp;<\/p>\n<p>All vertices of the shapes are set using formulas, I especially checked the contact between the center part and the spiral. No holes were found during visual inspection.&nbsp;<\/p>\n<p>What can be the cause of the error, how to get rid of it? In which direction should I look?<\/p>\n","protected":false},"template":"","class_list":["post-368264","topic","type-topic","status-closed","hentry","topic-tag-ansys-hfss","topic-tag-assign-excitation-1","topic-tag-Port-1","topic-tag-terminal-1"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["349513","28551"],"_bbp_author_ip":["184.24.96.177"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["1109"],"_bbp_topic_status":["unanswered"],"_edit_lock":["1716455876:311714"],"_bbp_topic_id":["368264"],"_bbp_forum_id":["27793"],"_bbp_engagement":["28551","349513"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["369045"],"_bbp_last_active_id":["369045"],"_bbp_last_active_time":["2024-05-29 11:26:12"]},"test":"thiefsygmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/368264","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":1,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/368264\/revisions"}],"predecessor-version":[{"id":368266,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/368264\/revisions\/368266"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=368264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}