https://community.appian.com/discussions/f/general/9050/-----unable-to-see-cdt-in-designer--------Hello, We are able to find the CDT in design(i.e in Objects or Application), but when I try to find in designer, I can&#39;t find it . Even in data type pickers also it is not available.I made it as visible and tried to save it but, it is giving an erroren-USTelligent Community 12https://community.appian.com/thread/40408?ContentTypeID=1Thu, 15 Dec 2016 12:42:39 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:5ba8f3d2-ce14-4393-a998-8a7274c6e1caaloks0189@maheshp74 Good to hear that<div style="clear:both;"></div>https://community.appian.com/thread/40407?ContentTypeID=1Thu, 15 Dec 2016 12:38:57 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:a6e1aadf-14b3-4eda-95d0-2cb9b5304f5dPitla MaheshThanks for your inputs @sally.mason and @alok176 .<br /><br />I have created a new CDT .Now its working fine.<div style="clear:both;"></div>https://community.appian.com/thread/40405?ContentTypeID=1Thu, 15 Dec 2016 12:26:14 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:35826a64-999f-4bcf-996f-79914b04fa6faloks0189@maheshp also try publishing your CDT into datastore, check whether the CDT is getting populate there or not, if not then try creating a new one,also not to forget sometime due to cache it shows some objects working/ available, which actually doesn't exist, so try locating the same CDT from design as well designer in some different browsers such as Internet Explorer<div style="clear:both;"></div>https://community.appian.com/thread/40351?ContentTypeID=1Wed, 14 Dec 2016 04:52:38 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:8eb50470-2142-43c1-a33f-7524a9b91814Sally MasonSeems that you are trying to view a CDT that was not fully saved, or are trying to view a newer version. If you make a small edit in /design and save it, does the CDT then appear in /designer?<div style="clear:both;"></div>