{"id":167906,"date":"2023-04-13T07:33:23","date_gmt":"2023-04-13T07:33:23","guid":{"rendered":"\/knowledge\/forums\/topic\/two-different-rigid-constraint-equations-are-generated-and-saved-to-file-s01-and-file-s02-files-when-user-attempts-to-run-this-solution-with-lssolve121-he-gets-error-constrain\/"},"modified":"2023-07-31T12:32:48","modified_gmt":"2023-07-31T12:32:48","slug":"two-different-rigid-constraint-equations-are-generated-and-saved-to-file-s01-and-file-s02-files-when-user-attempts-to-run-this-solution-with-lssolve121-he-gets-error-constrain","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/two-different-rigid-constraint-equations-are-generated-and-saved-to-file-s01-and-file-s02-files-when-user-attempts-to-run-this-solution-with-lssolve121-he-gets-error-constrain\/","title":{"rendered":"Two different rigid constraint equations are generated and saved to file.s01 and file.s02 files. When user attempts to run this solution with LSSOLVE,1,2,1, he gets:    ************** Error: Constraint equation 1 does not exist.  The CECMOD command is ignored. **************  He can do this without error using sequential solves without leaving solution. What is the problem?"},"content":{"rendered":"<p>Please refer to the attachment(s) to access the Solution. <\/p>\n<p>Attachments:<br \/>\n1. <a href=https:\/\/ansys13.ansys.com\/KnowledgeArticles\/Phase-2A\/395446\/395446.pdf>395446.pdf<\/a><\/p>\n","protected":false},"template":"","class_list":["post-167906","topic","type-topic","status-publish","hentry","topic-tag-4431","topic-tag-ce","topic-tag-constraints","topic-tag-general","topic-tag-mechanical-apdl","topic-tag-modeling-and-meshing","topic-tag-structural-mechanics"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Please refer to the attachment(s) to access the Solution. 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The CECMOD command is ignored. ************** He can do this without error using sequential solves without leaving solution. What is the problem? | Ansys Knowledge\" \/>\n\t\t<meta property=\"og:description\" content=\"Please refer to the attachment(s) to access the Solution. Attachments: 1. 395446.pdf\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/two-different-rigid-constraint-equations-are-generated-and-saved-to-file-s01-and-file-s02-files-when-user-attempts-to-run-this-solution-with-lssolve121-he-gets-error-constrain\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-04-13T07:33:23+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-31T12:32:48+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Two different rigid constraint equations are generated and saved to file.s01 and file.s02 files. When user attempts to run this solution with LSSOLVE,1,2,1, he gets: ************** Error: Constraint equation 1 does not exist. The CECMOD command is ignored. ************** He can do this without error using sequential solves without leaving solution. What is the problem? | Ansys Knowledge\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Please refer to the attachment(s) to access the Solution. 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When user attempts to run this solution with LSSOLVE,1,2,1, he gets:    ************** Error: Constraint equation 1 does not exist.  The CECMOD command is ignored. **************  He can do this without error using sequential solves without leaving solution. What is the problem?\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/two-different-rigid-constraint-equations-are-generated-and-saved-to-file-s01-and-file-s02-files-when-user-attempts-to-run-this-solution-with-lssolve121-he-gets-error-constrain\\\/#listItem\",\"position\":4,\"name\":\"Two different rigid constraint equations are generated and saved to file.s01 and file.s02 files. When user attempts to run this solution with LSSOLVE,1,2,1, he gets:    ************** Error: Constraint equation 1 does not exist.  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When user attempts to run this solution with LSSOLVE,1,2,1, he gets: ************** Error: Constraint equation 1 does not exist. The CECMOD command is ignored. ************** He can do this without error using sequential solves without leaving solution. What is the problem? | Ansys Knowledge","description":"Please refer to the attachment(s) to access the Solution. 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When user attempts to run this solution with LSSOLVE,1,2,1, he gets:    ************** Error: Constraint equation 1 does not exist.  The CECMOD command is ignored. **************  He can do this without error using sequential solves without leaving solution. What is the problem?"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/two-different-rigid-constraint-equations-are-generated-and-saved-to-file-s01-and-file-s02-files-when-user-attempts-to-run-this-solution-with-lssolve121-he-gets-error-constrain\/#listItem","position":4,"name":"Two different rigid constraint equations are generated and saved to file.s01 and file.s02 files. When user attempts to run this solution with LSSOLVE,1,2,1, he gets:    ************** Error: Constraint equation 1 does not exist.  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When user attempts to run this solution with LSSOLVE,1,2,1, he gets: ************** Error: Constraint equation 1 does not exist. The CECMOD command is ignored. ************** He can do this without error using sequential solves without leaving solution. What is the problem? | Ansys Knowledge","og:description":"Please refer to the attachment(s) to access the Solution. Attachments: 1. 395446.pdf","og:url":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/two-different-rigid-constraint-equations-are-generated-and-saved-to-file-s01-and-file-s02-files-when-user-attempts-to-run-this-solution-with-lssolve121-he-gets-error-constrain\/","article:published_time":"2023-04-13T07:33:23+00:00","article:modified_time":"2023-07-31T12:32:48+00:00","twitter:card":"summary_large_image","twitter:title":"Two different rigid constraint equations are generated and saved to file.s01 and file.s02 files. When user attempts to run this solution with LSSOLVE,1,2,1, he gets: ************** Error: Constraint equation 1 does not exist. The CECMOD command is ignored. ************** He can do this without error using sequential solves without leaving solution. What is the problem? | Ansys Knowledge","twitter:description":"Please refer to the attachment(s) to access the Solution. Attachments: 1. 395446.pdf"},"aioseo_meta_data":{"post_id":"167906","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2025-10-18 00:13:32","updated":"2026-07-30 18:04:00","ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/knowledge\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/\" title=\"Topics\">Topics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic-tag\/structural-mechanics\/\" title=\"structural-mechanics\">structural-mechanics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tTwo different rigid constraint equations are generated and saved to file.s01 and file.s02 files. When user attempts to run this solution with LSSOLVE,1,2,1, he gets:    ************** Error: Constraint equation 1 does not exist.  The CECMOD command is ignored. **************  He can do this without error using sequential solves without leaving solution. What is the problem?\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/knowledge"},{"label":"Topics","link":"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/"},{"label":"structural-mechanics","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic-tag\/structural-mechanics\/"},{"label":"Two different rigid constraint equations are generated and saved to file.s01 and file.s02 files. When user attempts to run this solution with LSSOLVE,1,2,1, he gets:    ************** Error: Constraint equation 1 does not exist.  The CECMOD command is ignored. **************  He can do this without error using sequential solves without leaving solution. What is the problem?","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/two-different-rigid-constraint-equations-are-generated-and-saved-to-file-s01-and-file-s02-files-when-user-attempts-to-run-this-solution-with-lssolve121-he-gets-error-constrain\/"}],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_last_active_time":["04-13-2023  20:20:01"],"_bbp_forum_id":["27789"],"_bbp_author_ip":["209.182.204.162"],"_btv_view_count":["1648"],"siebel_km_number":["395446"],"product_version":["17"],"km_published_date":["2005-04-19T00:00:00.000Z"],"family":["Structural Mechanics"],"application_name":["Mechanical APDL"]},"test":"solution"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/167906","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/167906\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=167906"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}