topic This parameter cannot be deleted. It is used in the expression of another param in Fusion Support Forum https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/8492871#M160089 I have a dodgy parameter, but I can't delete it. <PRE>--------------------------- --------------------------- Parameter deletion failed. --------------------------- This parameter cannot be deleted. It is used in the expression of another parameter, ''. --------------------------- OK --------------------------- </PRE> How do I find this mysterious parameter with no name so I can correct it? Sun, 30 Dec 2018 13:09:47 GMT banksysan 2018-12-30T13:09:47Z This parameter cannot be deleted. It is used in the expression of another param https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/8492871#M160089 I have a dodgy parameter, but I can't delete it. <PRE>--------------------------- --------------------------- Parameter deletion failed. --------------------------- This parameter cannot be deleted. It is used in the expression of another parameter, ''. --------------------------- OK --------------------------- </PRE> How do I find this mysterious parameter with no name so I can correct it? Sun, 30 Dec 2018 13:09:47 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/8492871#M160089 banksysan 2018-12-30T13:09:47Z Re: This parameter cannot be deleted. It is used in the expression of another p https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/8493953#M160090 <P>Hi&nbsp;<a href="https://forums.autodesk.com/t5/user/viewprofilepage/user-id/6886315">@banksysan</a>,</P> <P>&nbsp;</P> <P>In the Modify Menu of Fusion 360, you can select Change Parameters.</P> <P>&nbsp;</P> <P>In here, you can look through your parameters and find the offending expression.</P> <P>&nbsp;</P> <P>Thanks,</P> Mon, 31 Dec 2018 16:53:52 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/8493953#M160090 James.Youmatz 2018-12-31T16:53:52Z Re: This parameter cannot be deleted. It is used in the expression of another p https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/8493971#M160091 <P>It's not displaying in there.&nbsp; I suspect it's because it's somehow got there without a name.</P> Mon, 31 Dec 2018 17:02:01 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/8493971#M160091 banksysan 2018-12-31T17:02:01Z Re: This parameter cannot be deleted. It is used in the expression of another param https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13693503#M206395 <P>2025 same problem still exist...&nbsp;<BR /><BR />literary nothing existing, but cant delete a parameter<BR />---------------------------<BR />Error<BR />---------------------------<BR />Parameter deletion failed.&lt;p&gt;Parameter 'SlotL' cannot be deleted. It is used in the expression of another parameter, ''.<BR />---------------------------<BR />OK<BR />---------------------------<BR /><BR /></P> Mon, 23 Jun 2025 10:06:08 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13693503#M206395 daniel_gladyshev 2025-06-23T10:06:08Z Re: This parameter cannot be deleted. It is used in the expression of another param https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13693518#M206396 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="daniel_gladyshev_0-1750673402191.png" style="width: 400px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/1545705i04BAFC5BC7193100/image-size/medium?v=v2&amp;px=400" role="button" title="daniel_gladyshev_0-1750673402191.png" alt="daniel_gladyshev_0-1750673402191.png" /></span></P> <P>&nbsp;you see i cannot delete SlotL and it isn't used in any other parameter.<BR />so now I what, need to start from scratch to get rid of this? and this project is only 5 minutes in. imagine how much stuff like that is big projects lol</P> <P>&nbsp;</P> <P><EM><a href="https://forums.autodesk.com/t5/user/viewprofilepage/user-id/13909705">@daniel_gladyshev</a>&nbsp;-&nbsp;this post has been edited due to <A href="https://forums.autodesk.com/t5/forum-user-guides/community-rules-and-etiquette/td-p/9581007" target="_blank">Community Rules &amp; Etiquette violation</A>.</EM></P> Mon, 23 Jun 2025 14:02:02 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13693518#M206396 daniel_gladyshev 2025-06-23T14:02:02Z Re: This parameter cannot be deleted. It is used in the expression of another param https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13693688#M206398 <P>Attach the problem model.</P> Mon, 23 Jun 2025 12:15:55 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13693688#M206398 jhackney1972 2025-06-23T12:15:55Z Re: This parameter cannot be deleted. It is used in the expression of another param https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13693741#M206400 <P>there it is</P> Mon, 23 Jun 2025 12:54:49 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13693741#M206400 daniel_gladyshev 2025-06-23T12:54:49Z Re: This parameter cannot be deleted. It is used in the expression of another param https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13694181#M206413 <P>The reason you cannot delete the "SlotL" parameter is because it is corrupt in your model.&nbsp; In the attached video I show the process of repairing it and then deleting it.&nbsp; I do not know how it became corrupt.&nbsp; Your model, if the corrected parameter and then deleted is attached.</P> <P>&nbsp;</P> <P><div class="lia-vid-container video-embed-center"><div id="lia-vid-6374747880112w400h216r11" class="lia-video-brightcove-player-container"><video-js data-video-id="6374747880112" data-account="6057940548001" data-player="default" data-embed="default" class="vjs-fluid" controls="" data-application-id="" style="width: 100%; height: 100%;"></video-js></div><script src="https://players.brightcove.net/6057940548001/default_default/index.min.js"></script><script>(function() { var wrapper = document.getElementById('lia-vid-6374747880112w400h216r11'); var videoEl = wrapper ? wrapper.querySelector('video-js') : null; if (videoEl) { if (window.videojs) { window.videojs(videoEl).ready(function() { this.on('loadedmetadata', function() { this.el().querySelectorAll('.vjs-load-progress div[data-start]').forEach(function(bar) { bar.setAttribute('role', 'presentation'); bar.setAttribute('aria-hidden', 'true'); }); }); }); } }})();</script><a class="video-embed-link" href="https://forums.autodesk.com/t5/video/gallerypage/video-id/6374747880112">(view in My Videos)</a></div></P> Mon, 23 Jun 2025 16:56:02 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13694181#M206413 jhackney1972 2025-06-23T16:56:02Z Re: This parameter cannot be deleted. It is used in the expression of another param https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13696569#M206463 <P>thank you sir</P> Tue, 24 Jun 2025 23:59:21 GMT https://forums.autodesk.com/t5/fusion-support-forum/this-parameter-cannot-be-deleted-it-is-used-in-the-expression-of/m-p/13696569#M206463 daniel_gladyshev 2025-06-24T23:59:21Z