https://forums.autodesk.com/t5/inventor-forum/i-get-a-thread-error-but-no-error-in-the-part-and-the-thread/m-p/10929261#M84767 <P>Found the culprit.&nbsp; THREADDESC was being used to apply the thread.&nbsp; I changed it from 4-40 UNC to just 4-40.&nbsp; When I add back the UNC it works fine.</P> Fri, 04 Feb 2022 17:37:49 GMT JBEDsol 2022-02-04T17:37:49Z https://forums.autodesk.com/t5/inventor-forum/i-get-a-thread-error-but-no-error-in-the-part-and-the-thread/m-p/10929196#M84766 <P>So I'm updating a copy of a screw to fit MCMaster Carr data.&nbsp; I continually get the error each time I add a part (attached jpg).&nbsp; However the part is fine, no errors and the threads are added just fine.&nbsp; I'm not sure what could be happening.</P> Fri, 04 Feb 2022 17:07:18 GMT https://forums.autodesk.com/t5/inventor-forum/i-get-a-thread-error-but-no-error-in-the-part-and-the-thread/m-p/10929196#M84766 JBEDsol 2022-02-04T17:07:18Z https://forums.autodesk.com/t5/inventor-forum/i-get-a-thread-error-but-no-error-in-the-part-and-the-thread/m-p/10929261#M84767 <P>Found the culprit.&nbsp; THREADDESC was being used to apply the thread.&nbsp; I changed it from 4-40 UNC to just 4-40.&nbsp; When I add back the UNC it works fine.</P> Fri, 04 Feb 2022 17:37:49 GMT https://forums.autodesk.com/t5/inventor-forum/i-get-a-thread-error-but-no-error-in-the-part-and-the-thread/m-p/10929261#M84767 JBEDsol 2022-02-04T17:37:49Z