https://forums.autodesk.com/t5/fusion-design-validate-document/meshing-error/m-p/13666507#M316192 <P>Hi&nbsp;<a href="https://forums.autodesk.com/t5/user/viewprofilepage/user-id/17482889">@ac27879EJYJ</a>,</P> <P>&nbsp;</P> <P>Thank you for providing the screenshot. The error labels indicate the pre-mesh estimator has detected the number of elements requested will exceed the <EM>overall</EM>&nbsp;4.5 million element count limit (or a 6 million element count limit if the Simulation Model contains only one solid body) .</P> <P>&nbsp;</P> <P>Some possible workarounds:</P> <OL> <LI>Reduce the number of elements / mesh density specified in the Mesh Settings. <UL> <LI>e.g. Increase the Average Element Size %</LI> </UL> </LI> <LI>Reduce the model complexity by de-featuring in the Simulation Simplify workspace. <UL> <LI>I suspect there are small rounds (i.e. convex fillets) that can be automatically detected and removed using the Remove Features tool: <UL> <LI><A href="https://help.autodesk.com/view/fusion360/ENU/?guid=GUID-EE27D6D0-3E3E-4547-B438-8DA0CFE5A870" target="_blank" rel="noopener">https://help.autodesk.com/view/fusion360/ENU/?guid=GUID-EE27D6D0-3E3E-4547-B438-8DA0CFE5A870</A>&nbsp;</LI> </UL> </LI> </UL> </LI> <LI>&nbsp;Take advantage of the symmetry technique, and cut away 1/2 or 3/4 of the model to reduce the problem size accordingly. <UL> <LI>Care must be taken to ensure the load case(s) can qualify as, and modified to act 'symmetric'.</LI> </UL> </LI> </OL> <P>Hope this helps! Please let us know if you have any additional questions, comments or suggestions.</P> <P>&nbsp;</P> <P>Best regards,</P> Thu, 05 Jun 2025 16:35:12 GMT henderh 2025-06-05T16:35:12Z https://forums.autodesk.com/t5/fusion-design-validate-document/meshing-error/m-p/13665850#M316175 <P>Meshing error with 8020 assembly</P> Wed, 04 Jun 2025 14:33:26 GMT https://forums.autodesk.com/t5/fusion-design-validate-document/meshing-error/m-p/13665850#M316175 ac27879EJYJ 2025-06-04T14:33:26Z https://forums.autodesk.com/t5/fusion-design-validate-document/meshing-error/m-p/13666507#M316192 <P>Hi&nbsp;<a href="https://forums.autodesk.com/t5/user/viewprofilepage/user-id/17482889">@ac27879EJYJ</a>,</P> <P>&nbsp;</P> <P>Thank you for providing the screenshot. The error labels indicate the pre-mesh estimator has detected the number of elements requested will exceed the <EM>overall</EM>&nbsp;4.5 million element count limit (or a 6 million element count limit if the Simulation Model contains only one solid body) .</P> <P>&nbsp;</P> <P>Some possible workarounds:</P> <OL> <LI>Reduce the number of elements / mesh density specified in the Mesh Settings. <UL> <LI>e.g. Increase the Average Element Size %</LI> </UL> </LI> <LI>Reduce the model complexity by de-featuring in the Simulation Simplify workspace. <UL> <LI>I suspect there are small rounds (i.e. convex fillets) that can be automatically detected and removed using the Remove Features tool: <UL> <LI><A href="https://help.autodesk.com/view/fusion360/ENU/?guid=GUID-EE27D6D0-3E3E-4547-B438-8DA0CFE5A870" target="_blank" rel="noopener">https://help.autodesk.com/view/fusion360/ENU/?guid=GUID-EE27D6D0-3E3E-4547-B438-8DA0CFE5A870</A>&nbsp;</LI> </UL> </LI> </UL> </LI> <LI>&nbsp;Take advantage of the symmetry technique, and cut away 1/2 or 3/4 of the model to reduce the problem size accordingly. <UL> <LI>Care must be taken to ensure the load case(s) can qualify as, and modified to act 'symmetric'.</LI> </UL> </LI> </OL> <P>Hope this helps! Please let us know if you have any additional questions, comments or suggestions.</P> <P>&nbsp;</P> <P>Best regards,</P> Thu, 05 Jun 2025 16:35:12 GMT https://forums.autodesk.com/t5/fusion-design-validate-document/meshing-error/m-p/13666507#M316192 henderh 2025-06-05T16:35:12Z