https://community.esri.com/t5/arcgis-utility-network-questions/schema-lock-error/m-p/1549445#M4412 <P>I did not find why it happened but this worked for me MOST OF THE TIMES.</P><OL><LI>Disable and Enable network topology and Validate entire extent once.</LI><LI>Remove Locks to the connection in Administration&nbsp;</LI><LI>Save and Close all active Users / ArcGIS Pro stations currently using the service.</LI><LI>Open a fresh ArcGIS Pro project and map</LI><LI>Add the service to a fresh map.</LI><LI>Add Rule</LI></OL> Thu, 17 Oct 2024 11:58:10 GMT rohanrajan_hms 2024-10-17T11:58:10Z https://community.esri.com/t5/arcgis-utility-network-questions/schema-lock-error/m-p/1549396#M4411 <P>Hello everyone,</P><P>I have created a Utility Network in SDE and am currently trying to import rules. However, I keep encountering this error&nbsp;although it is not being used by another user and I also have not shared it yet as a service.</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="ShamilaAllahYariAsliArde_0-1729152991731.png" style="width: 400px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/117427i6716A019646DDE68/image-size/medium?v=v2&amp;px=400" role="button" title="ShamilaAllahYariAsliArde_0-1729152991731.png" alt="ShamilaAllahYariAsliArde_0-1729152991731.png" /></span></P><P>&nbsp;</P><P>I should mention that Subnetwork Controllers have been imported by another user.</P><P>&nbsp;</P><P>Does anyone have any insights into why I might be getting this error?</P><P>Thanks in advance!</P><P>&nbsp;</P><P>&nbsp;</P> Thu, 17 Oct 2024 08:20:37 GMT https://community.esri.com/t5/arcgis-utility-network-questions/schema-lock-error/m-p/1549396#M4411 ShamilaAllahYariAsliArde 2024-10-17T08:20:37Z https://community.esri.com/t5/arcgis-utility-network-questions/schema-lock-error/m-p/1549445#M4412 <P>I did not find why it happened but this worked for me MOST OF THE TIMES.</P><OL><LI>Disable and Enable network topology and Validate entire extent once.</LI><LI>Remove Locks to the connection in Administration&nbsp;</LI><LI>Save and Close all active Users / ArcGIS Pro stations currently using the service.</LI><LI>Open a fresh ArcGIS Pro project and map</LI><LI>Add the service to a fresh map.</LI><LI>Add Rule</LI></OL> Thu, 17 Oct 2024 11:58:10 GMT https://community.esri.com/t5/arcgis-utility-network-questions/schema-lock-error/m-p/1549445#M4412 rohanrajan_hms 2024-10-17T11:58:10Z https://community.esri.com/t5/arcgis-utility-network-questions/schema-lock-error/m-p/1549474#M4413 <P>Because Adding Rules uses the SDE connection, and requires an exclusive schema lock, you will need to stop any services connected to that database before you can add a rule. You will also need to make sure that there are no other connections to the database.</P> Thu, 17 Oct 2024 13:35:05 GMT https://community.esri.com/t5/arcgis-utility-network-questions/schema-lock-error/m-p/1549474#M4413 RobertKrisher 2024-10-17T13:35:05Z