{"id":458366,"date":"2026-05-18T15:24:09","date_gmt":"2026-05-18T15:24:09","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/error-30271-in-setting-static-transient-ssi-analysis\/"},"modified":"2026-05-18T15:24:09","modified_gmt":"2026-05-18T15:24:09","slug":"error-30271-in-setting-static-transient-ssi-analysis","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/error-30271-in-setting-static-transient-ssi-analysis\/","title":{"rendered":"Error 30271 in setting static + transient SSI analysis"},"content":{"rendered":"<p>&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;Hi!&lt;\/p&gt;&lt;p&gt;I&#8217;m trying to set up an SSI analysis using *LOAD_SEISMIC_DECONV and *INTERFACE_SSI&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;I have been trying to get it to work but I get the following error (this is the same error I get although node numbers might differ from mine as I got them from another example online). I don&#8217;t understand why I&#8217;m getting this error. I use *INTERFACE_SSI_STATIC_ID in the static case and the same keyword without the STATIC in the transient case. I use the same sets for each. How can there be a node mismatch?&lt;\/p&gt;&lt;p&gt;&nbsp;*** Error 30271 (INI+271)&lt;\/p&gt;&lt;p&gt;&nbsp; &nbsp; &nbsp;# of nodes 4418 in SSI contact interface id 1&lt;\/p&gt;&lt;p&gt;&nbsp; &nbsp; &nbsp;do not match stored # of nodes: 890217136&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-458366","topic","type-topic","status-publish","hentry","topic-tag-ansys-ls-dyna-1","topic-tag-ls-dyna"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27814"],"_bbp_topic_id":["458366"],"_bbp_subscription":["567868","58821"],"_bbp_author_ip":["79.116.117.235"],"_bbp_last_reply_id":["458409"],"_bbp_last_active_id":["458409"],"_bbp_last_active_time":["2026-05-19 07:10:37"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["567868","58821"],"_btv_view_count":["31"],"_bbp_topic_status":["unanswered"]},"test":"juancarlos-desousasoutelowestinghouse-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/458366","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\/458366\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=458366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}