{"id":355409,"date":"2024-03-05T15:36:41","date_gmt":"2024-03-05T15:36:41","guid":{"rendered":"\/forum\/?post_type=topic&#038;p=355409"},"modified":"2024-03-06T09:04:24","modified_gmt":"2024-03-06T09:04:24","slug":"a-solver-pivot-warning-or-error-has-been-detected-in-the-ux-degree-of-freedom","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/a-solver-pivot-warning-or-error-has-been-detected-in-the-ux-degree-of-freedom\/","title":{"rendered":"A solver pivot warning or error has been detected in the UX degree of freedom"},"content":{"rendered":"<p>I am trying to test a cuboid material with an embedded spheroid object pushing against it. However after running the simulation I get the error:<\/p>\n<p>A solver pivot warning or error has been detected in the UZ degree of freedom of node 6587 located in Part 1. This is usually a result of an ill conditioned matrix possibly due to unreasonable material properties, an under constrained model, or contact related issues. &nbsp;Check results carefully. You may select the offending object and\/or geometry via RMB on this warning in the Messages window.<\/p>\n<p>Image of simultation:<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/05-03-2024-1709652312-mceclip0.png\"><\/p>\n<p>I need help restricitng the UZ degree of freedom upon the spheroid structure. Any guidance would be appreciated.<\/p>\n","protected":false},"template":"","class_list":["post-355409","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"I am trying to test a cuboid material with an embedded spheroid object pushing against it. 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