topic Re: Installed ArcGIS 10.5 but get the following error when trying to add an Excel table:&quot;Failed to connect to database. An underlying database error occurred. Class not registered&quot;. I recall seen this type of error before and the solution was to load a fi in ArcGIS Desktop Installation Support Questions https://community.esri.com/t5/arcgis-desktop-installation-support-questions/installed-arcgis-10-5-but-get-the-following-error/m-p/828171#M2035 <HTML><HEAD></HEAD><BODY><P>The solution to the problem I mention is to load a MS Office driver found here:&nbsp;<A class="link-titled" href="http://www.microsoft.com/downloads/details.aspx?FamilyID=7554F536-8C28-4598-9B72-EF94E038C891&amp;displaylang=en" title="http://www.microsoft.com/downloads/details.aspx?FamilyID=7554F536-8C28-4598-9B72-EF94E038C891&amp;displaylang=en">Download 2007 Office System Driver: Data Connectivity Components from Official Microsoft Download Center</A>&nbsp;</P><P></P><P>Installing that driver resolved the issue.</P></BODY></HTML> Tue, 18 Jul 2017 03:30:18 GMT EmilioSolano 2017-07-18T03:30:18Z Installed ArcGIS 10.5 but get the following error when trying to add an Excel table:"Failed to connect to database. An underlying database error occurred. Class not registered". I recall seen this type of error before and the solution was to load a file f https://community.esri.com/t5/arcgis-desktop-installation-support-questions/installed-arcgis-10-5-but-get-the-following-error/m-p/828170#M2034 <HTML><HEAD></HEAD><BODY><P>Tried to add a table from Excel, (Office Professional Plus 2016) and got the error mentioned, see attached pop-up.</P><P></P><P>Thanks,</P></BODY></HTML> Mon, 17 Jul 2017 23:24:54 GMT https://community.esri.com/t5/arcgis-desktop-installation-support-questions/installed-arcgis-10-5-but-get-the-following-error/m-p/828170#M2034 EmilioSolano 2017-07-17T23:24:54Z Re: Installed ArcGIS 10.5 but get the following error when trying to add an Excel table:"Failed to connect to database. An underlying database error occurred. Class not registered". I recall seen this type of error before and the solution was to load a fi https://community.esri.com/t5/arcgis-desktop-installation-support-questions/installed-arcgis-10-5-but-get-the-following-error/m-p/828171#M2035 <HTML><HEAD></HEAD><BODY><P>The solution to the problem I mention is to load a MS Office driver found here:&nbsp;<A class="link-titled" href="http://www.microsoft.com/downloads/details.aspx?FamilyID=7554F536-8C28-4598-9B72-EF94E038C891&amp;displaylang=en" title="http://www.microsoft.com/downloads/details.aspx?FamilyID=7554F536-8C28-4598-9B72-EF94E038C891&amp;displaylang=en">Download 2007 Office System Driver: Data Connectivity Components from Official Microsoft Download Center</A>&nbsp;</P><P></P><P>Installing that driver resolved the issue.</P></BODY></HTML> Tue, 18 Jul 2017 03:30:18 GMT https://community.esri.com/t5/arcgis-desktop-installation-support-questions/installed-arcgis-10-5-but-get-the-following-error/m-p/828171#M2035 EmilioSolano 2017-07-18T03:30:18Z