{"id":368093,"date":"2024-05-22T15:18:53","date_gmt":"2024-05-22T15:18:53","guid":{"rendered":"\/forum\/forums\/topic\/was-there-a-recently-force-update-of-hfss-that-slows-the-software-down\/"},"modified":"2024-05-22T15:18:53","modified_gmt":"2024-05-22T15:18:53","slug":"was-there-a-recently-force-update-of-hfss-that-slows-the-software-down","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/was-there-a-recently-force-update-of-hfss-that-slows-the-software-down\/","title":{"rendered":"Was there a recently force-update of HFSS that slows the software down?"},"content":{"rendered":"<div>I am a researcher using Ansys Electronics Desktop (formerly HFSS) version 2023 R2 to perform simulations on a resonant structure. In the past 10 days, very suddenly, the software&#8217;s performance has degraded rapidly. Now I can no longer get it to do much of anything without freezing and going into &#8216;not responding.&#8217;<\/div>\n<div>&nbsp;<\/div>\n<div>What I am trying to do now is the following: I have solved my resonant structure in HFSS\/modal solution type using the &#8216;Fast&#8217; method, and saved fields. Now, I have a calculator expression I have defined and would like to now calculate this quantity at every frequency&nbsp;in my frequency sweep.&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>It seems like it should be a trivial calculation, except that I keep getting this error:&nbsp;&#8220;Fast sweep field configuration. process hf3d error: Failure in assembling matrix. Please contact Ansys technical support&#8221;<\/div>\n<div>&nbsp;<\/div>\n<div>The computers we use have more than enough RAM and hard drive space to run the software. Additionally, I am watching the memory usage using the Task Manager, and it never approaches 100% &ndash; there should be sufficient memory to do these calculations. So my question is, what is going on? Why is the software no longer working?<\/div>\n","protected":false},"template":"","class_list":["post-368093","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["44579","340833"],"_bbp_author_ip":["184.24.96.177"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["224"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["368093"],"_bbp_forum_id":["27793"],"_bbp_engagement":["44579"],"_bbp_voice_count":["1"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["1"],"_bbp_last_reply_id":["368096"],"_bbp_last_active_id":["368096"],"_bbp_last_active_time":["2024-05-22 15:28:42"]},"test":"bcsheehanumass-edu"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/368093","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":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/368093\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=368093"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}