https://community.appian.com/discussions/f/data/40229/data-integrity-violationI am getting the following error when running a process model executed by a record action: Details: Unable to write to or delete from the source due to a data integrity violation. Error Details: (conn=673325) Field &#39;VECTOR_CREATED_BY&#39; doesn&#39;t have aen-USTelligent Community 12https://community.appian.com/thread/153749?ContentTypeID=1Thu, 26 Feb 2026 07:50:51 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:7fee0324-a169-4698-913a-feccfe02de50Pebi Technology<p>Experiencing a <em data-start="187" data-end="213">data integrity violation</em> typically indicates a database constraint conflict most often related to NOT NULL or default value requirements that aren&rsquo;t satisfied at runtime. Ensuring the schema constraints align with Appian&rsquo;s record mappings and removing or adjusting constraints where appropriate can help prevent this error and restore record operations smoothly. <a href="https://pebitech.com/technologies/net-maui-app-development/">.net maui mobile app development services</a> and <a href="https://www.detext.ai/">detxt</a></p><div style="clear:both;"></div>https://community.appian.com/thread/153735?ContentTypeID=1Wed, 25 Feb 2026 17:25:09 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:db24b48b-10fc-4440-ada1-6cb35c636228Shubham Aware<p>Drop the NOT NULL constraint first, then drop the column<br />Sync the Record Type manually.</p><div style="clear:both;"></div>https://community.appian.com/thread/153734?ContentTypeID=1Wed, 25 Feb 2026 15:47:20 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:ad90221d-0027-4fba-8d47-434d12443342Stefan Helzle<p>If you setup a constraint in the database, you will have to remove (drop) that constraint. Just deleting the field won&#39;t help.</p><div style="clear:both;"></div>