{"id":456944,"date":"2026-04-23T06:51:39","date_gmt":"2026-04-23T06:51:39","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/error-when-running-on-mpp-but-not-on-smp-mode\/"},"modified":"2026-04-23T06:51:39","modified_gmt":"2026-04-23T06:51:39","slug":"error-when-running-on-mpp-but-not-on-smp-mode","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/error-when-running-on-mpp-but-not-on-smp-mode\/","title":{"rendered":"Error when running on MPP but not on SMP mode"},"content":{"rendered":"<p>&lt;p&gt;Hi,&lt;\/p&gt;&lt;p&gt;I got an error -&gt; &#8220;forrtl: severe (157): program exception &#8211; access violation&#8221; when running ls-dyna with S-ALE domain, in MPP run mode and using *ALE_Structured_Mesh_volume_filling keyword. Running the same file using SMP is ok. I have to used the keyword *Initial_volume_fraction_geometry to replace *ALE_Structured_Mesh_volume_filling in order to run MPP. I upgraded my solver to V252 but still have this problem. Wonder whether anyone encounters this issue as well.&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-456944","topic","type-topic","status-publish","hentry","topic-tag-LS-DYNAruntime-1","topic-tag-mpp","topic-tag-sale-2"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27814"],"_bbp_topic_id":["456944"],"_bbp_subscription":["208152","58821"],"_bbp_author_ip":["192.190.204.201"],"_bbp_last_reply_id":["456952"],"_bbp_last_active_id":["456952"],"_bbp_last_active_time":["2026-04-23 08:35:03"],"_bbp_reply_count":["3"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["208152","58821"],"_btv_view_count":["77"],"_bbp_topic_status":["unanswered"]},"test":"hweimengdso-org-sg"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/456944","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\/456944\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=456944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}