https://community.esri.com/t5/data-management-questions/failure-to-access-the-dbms-server-on-arccatalog-10/m-p/1718249#M45884 <P>Did you re-install the SQL native client (<SPAN class="">Microsoft</SPAN>&nbsp;ODBC Driver 17 for&nbsp;<SPAN class="">SQL Server)&nbsp;</SPAN>after you re-installed ArcMap 10.8.2?&nbsp;<A href="https://desktop.arcgis.com/en/system-requirements/latest/database-requirements-sqlserver.htm" rel="noopener" target="_blank">https://desktop.arcgis.com/en/system-requirements/latest/database-requirements-sqlserver.htm</A></P><P>Also make sure to close and re-open ArcMap after you install the ODBC driver before connecting.</P><P>It looks like you are using SQL Server 2017, based on the screenshot above.</P> Tue, 04 Aug 2026 10:20:38 GMT George_Thompson 2026-08-04T10:20:38Z https://community.esri.com/t5/data-management-questions/failure-to-access-the-dbms-server-on-arccatalog-10/m-p/1718235#M45883 <P>I have installed ArcGIS Desktop 10.8.2 on Win 11 but later re-installed. After re-install, I cannot connect to the geodatabase in SQL Server. The error "Failure to access the DBMS server" is shown.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Failure_to_DBMS_01.png" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/156240iA99C74DE314168EC/image-size/large?v=v2&amp;px=999" role="button" title="Failure_to_DBMS_01.png" alt="Failure_to_DBMS_01.png" /></span></P><P>But I can connect to the geodatabase by SQL management studio.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="SQL_Studio_01.png" style="width: 498px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/156242iD1B08A67757D2C49/image-size/large?v=v2&amp;px=999" role="button" title="SQL_Studio_01.png" alt="SQL_Studio_01.png" /></span></P><P>I have installed SQL Server native client, SQL Server ODBC server 17 &amp; 18 but the error is still shown.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="SQL_Client_01.png" style="width: 999px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/156243iBE1D7722E04B1BE2/image-size/large?v=v2&amp;px=999" role="button" title="SQL_Client_01.png" alt="SQL_Client_01.png" /></span></P><P>Are there any ways to resolve the problem?</P> Tue, 04 Aug 2026 04:55:25 GMT https://community.esri.com/t5/data-management-questions/failure-to-access-the-dbms-server-on-arccatalog-10/m-p/1718235#M45883 MatsHardy 2026-08-04T04:55:25Z https://community.esri.com/t5/data-management-questions/failure-to-access-the-dbms-server-on-arccatalog-10/m-p/1718249#M45884 <P>Did you re-install the SQL native client (<SPAN class="">Microsoft</SPAN>&nbsp;ODBC Driver 17 for&nbsp;<SPAN class="">SQL Server)&nbsp;</SPAN>after you re-installed ArcMap 10.8.2?&nbsp;<A href="https://desktop.arcgis.com/en/system-requirements/latest/database-requirements-sqlserver.htm" rel="noopener" target="_blank">https://desktop.arcgis.com/en/system-requirements/latest/database-requirements-sqlserver.htm</A></P><P>Also make sure to close and re-open ArcMap after you install the ODBC driver before connecting.</P><P>It looks like you are using SQL Server 2017, based on the screenshot above.</P> Tue, 04 Aug 2026 10:20:38 GMT https://community.esri.com/t5/data-management-questions/failure-to-access-the-dbms-server-on-arccatalog-10/m-p/1718249#M45884 George_Thompson 2026-08-04T10:20:38Z https://community.esri.com/t5/data-management-questions/failure-to-access-the-dbms-server-on-arccatalog-10/m-p/1718529#M45885 <P>Many thx for your help. I have managed to connect now after adding&nbsp;TrustServerCertificate=yes to conneciton string.</P> Wed, 05 Aug 2026 02:08:14 GMT https://community.esri.com/t5/data-management-questions/failure-to-access-the-dbms-server-on-arccatalog-10/m-p/1718529#M45885 MatsHardy 2026-08-05T02:08:14Z