https://forums.autodesk.com/t5/inventor-forum/three-dimensional-annotations/m-p/10554479#M99367 <P>Hi Experts</P><P>Inventor 2022</P><P>I was try to undertsand how 3D annotaitions are used in Inventor.</P><P>I just made a simple model and received errors as attached. Can someone help me to understand what have I done wrong ?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="baliasM74U3_0-1629283130070.png" style="width: 400px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/954203i38562C6474EA0648/image-size/medium?v=v2&amp;px=400" role="button" title="baliasM74U3_0-1629283130070.png" alt="baliasM74U3_0-1629283130070.png" /></span></P><P>&nbsp;</P> Wed, 18 Aug 2021 10:39:14 GMT baliasM74U3 2021-08-18T10:39:14Z https://forums.autodesk.com/t5/inventor-forum/three-dimensional-annotations/m-p/10554479#M99367 <P>Hi Experts</P><P>Inventor 2022</P><P>I was try to undertsand how 3D annotaitions are used in Inventor.</P><P>I just made a simple model and received errors as attached. Can someone help me to understand what have I done wrong ?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="baliasM74U3_0-1629283130070.png" style="width: 400px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/954203i38562C6474EA0648/image-size/medium?v=v2&amp;px=400" role="button" title="baliasM74U3_0-1629283130070.png" alt="baliasM74U3_0-1629283130070.png" /></span></P><P>&nbsp;</P> Wed, 18 Aug 2021 10:39:14 GMT https://forums.autodesk.com/t5/inventor-forum/three-dimensional-annotations/m-p/10554479#M99367 baliasM74U3 2021-08-18T10:39:14Z https://forums.autodesk.com/t5/inventor-forum/three-dimensional-annotations/m-p/10554886#M99368 <P>I'd expect some of the errors in the Tolerance Advisor until you define a complete datum reference frame.&nbsp; Once that is defined, then I'd expect that you will have to build out the dimension and tolerance scheme.</P> <P>&nbsp;</P> <P>You may find this page from the help file useful.&nbsp;&nbsp;<A href="https://help.autodesk.com/view/INVNTOR/2022/ENU/?guid=GUID-401D114B-C510-474C-A4ED-D1B0E5F8E68A" target="_blank">https://help.autodesk.com/view/INVNTOR/2022/ENU/?guid=GUID-401D114B-C510-474C-A4ED-D1B0E5F8E68A</A></P> <P>&nbsp;</P> Wed, 18 Aug 2021 13:07:18 GMT https://forums.autodesk.com/t5/inventor-forum/three-dimensional-annotations/m-p/10554886#M99368 swalton 2021-08-18T13:07:18Z