{"id":355909,"date":"2024-03-07T14:39:11","date_gmt":"2024-03-07T14:39:11","guid":{"rendered":"\/forum\/forums\/topic\/topology-optimization-error-3221225477\/"},"modified":"2024-03-07T14:39:11","modified_gmt":"2024-03-07T14:39:11","slug":"topology-optimization-error-3221225477","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/topology-optimization-error-3221225477\/","title":{"rendered":"Topology Optimization &#8211; Error 3221225477"},"content":{"rendered":"<p>Hello everyone,&nbsp;<\/p>\n<p>I would like to perform a topology optimization in Ansys. I have built the model as shown in the attachment. This model also runs on my PC (Ansys Student 2023 R2) and I get good results. Now I wanted to move it to the server of our university (Ansys Mechanical Enterprise 2023 R2) to refine the mesh and optimize the topology with more computing power. After a short start it aborts the optimization with the following error: &#8220;MAPDL solver terminated unexpectedly with error code 3221225477. For more information check solver output.&#8221; However, the solver output is completely empty. I have already tried to suppress various restrictions and have played around a lot with the settings for the cores\/calculation distribution, but I cannot get rid of the error code.<br \/>Does anyone have any idea what the problem could be?&nbsp;<br \/>Many thanks in advance,&nbsp;<br \/>Emanuel<\/p>\n<p><img decoding=\"async\" style=\"font-size: 18.6667px\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/07-03-2024-1709821852-Screenshot 2024-03-07 152951.png\" alt=\"\"><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/07-03-2024-1709821958-Screenshot 2024-03-07 153152.png\" alt=\"\">&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-355909","topic","type-topic","status-closed","hentry","topic-tag-topology-optimization"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello everyone, I would like to perform a topology optimization in Ansys. 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I have built the model as shown in the attachment. This model also runs on my PC (Ansys Student 2023 R2) and I get good results. 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I have built the model as shown in the attachment. This model also runs on my PC (Ansys Student 2023 R2) and I get good results. 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