https://community.graphisoft.com/t5/Modeling/stair-modeling/m-p/705914#M179788 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.jpg" style="width: 4032px;"><img src="https://community.graphisoft.com/t5/image/serverpage/image-id/102408iEED1EE96A9EE75A5/image-size/medium?v=v2&amp;px=400" role="button" title="image.jpg" alt="image.jpg" /></span></P><P> </P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="IMG_5050.jpeg" style="width: 4032px;"><img src="https://community.graphisoft.com/t5/image/serverpage/image-id/102407i797154BB6EB48D5C/image-size/medium?v=v2&amp;px=400" role="button" title="IMG_5050.jpeg" alt="IMG_5050.jpeg" /></span></P><P>  Can anyone help me why can I only draw the straight stair? When I try to turn 90degree to make the U stair it shows like that and doesnt work. Thanks</P> Sun, 21 Jun 2026 07:55:19 GMT anho28 2026-06-21T07:55:19Z https://community.graphisoft.com/t5/Modeling/stair-modeling/m-p/705914#M179788 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="image.jpg" style="width: 4032px;"><img src="https://community.graphisoft.com/t5/image/serverpage/image-id/102408iEED1EE96A9EE75A5/image-size/medium?v=v2&amp;px=400" role="button" title="image.jpg" alt="image.jpg" /></span></P><P> </P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="IMG_5050.jpeg" style="width: 4032px;"><img src="https://community.graphisoft.com/t5/image/serverpage/image-id/102407i797154BB6EB48D5C/image-size/medium?v=v2&amp;px=400" role="button" title="IMG_5050.jpeg" alt="IMG_5050.jpeg" /></span></P><P>  Can anyone help me why can I only draw the straight stair? When I try to turn 90degree to make the U stair it shows like that and doesnt work. Thanks</P> Sun, 21 Jun 2026 07:55:19 GMT https://community.graphisoft.com/t5/Modeling/stair-modeling/m-p/705914#M179788 anho28 2026-06-21T07:55:19Z https://community.graphisoft.com/t5/Modeling/stair-modeling/m-p/705915#M179789 <P>Hello anho28,</P> <P><BR />Try placing the reference line in the center of the staircase rather than outside, and also modify the value marked by a "?" and the one marked by a red arrow into my picture.</P><BR /><IMG src="http://community.graphisoft.com/t5/image/serverpage/image-id/102409iB7CEE8538A396853/image-size/large?v=v2&amp;px=999" border="0" alt="Capture d’écran 2026-06-21 à 10.25.33.jpg" title="Capture d’écran 2026-06-21 à 10.25.33.jpg" /> Sun, 21 Jun 2026 08:28:32 GMT https://community.graphisoft.com/t5/Modeling/stair-modeling/m-p/705915#M179789 Christophe Fortineau 2026-06-21T08:28:32Z