{"id":54152,"date":"2021-04-01T17:06:40","date_gmt":"2021-04-01T17:06:40","guid":{"rendered":"\/forum\/forums\/topic\/fluent-crashing-during-simulation-with-error-cortex-received-a-fatal-signal-segmentation-violation\/"},"modified":"2021-04-01T17:06:40","modified_gmt":"2021-04-01T17:06:40","slug":"fluent-crashing-during-simulation-with-error-cortex-received-a-fatal-signal-segmentation-violation","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluent-crashing-during-simulation-with-error-cortex-received-a-fatal-signal-segmentation-violation\/","title":{"rendered":"Fluent crashing during simulation with error: Cortex received a fatal signal (SEGMENTATION VIOLATION"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>I&#039;m trying to run a steady-state hypersonic flow simulation over a wedge airfoil. After running few iterations Fluent crashes with this error &#8211; Cortex received a fatal signal (SEGMENTATION VIOLATION)<\/p>\n<p>I&#039;m running the simulation on a laptop with Intel i5 processors having 2 cores and 4 logical processors &amp; 8 GB RAM. Also, the SSD is having 54GB of free space. <\/p>\n<p>My mesh size is 5mm coarse and 2.5 to 1.5mm fine mesh near walls. The inflation layer has an initial cell height of 0.006mm and no. of layers are 10. I&#039;ve generated 1.78 million cells.<\/p>\n<p>Model setup &#8211; I&#039;m using k-w SST model with free stream mach no. 7 &amp; ambient parameters as p = 1197Pa, T = 226.51K, rho=0.018 kg\/m3. <\/p>\n<p>I request to kindly help me out with this issue<\/p>\n<div class=\"embedExternal embedImage\">\n<div class=\"embedExternal-content\">\n<a class=\"embedImage-link\" href=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/X0KFXJU12I9V\/screenshot-1.png\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n<img decoding=\"async\" class=\"embedImage-img\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/X0KFXJU12I9V\/screenshot-1.png\" alt=\"Screenshot_1.png\" \/><br \/>\n<\/a><\/p>\n","protected":false},"template":"","class_list":["post-54152","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["26480"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["publish"],"_bbp_author_ip":["1??B"],"_bbp_old_sticky_status_id":["normal"],"_bbp_likes_count":["0"],"_btv_view_count":["1106"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["54152"],"_bbp_forum_id":["27792"],"_bbp_engagement":["25","188284"],"_bbp_voice_count":["2"],"_bbp_reply_count":["4"],"_bbp_last_reply_id":["150370"],"_bbp_last_active_id":["150370"],"_bbp_last_active_time":["2021-04-22 12:00:38"]},"test":"ammar_ghori23"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/54152","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\/54152\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=54152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}