topic Failed to connect to database. in ArcGIS Pro Questions https://community.esri.com/t5/arcgis-pro-questions/failed-to-connect-to-database/m-p/781299#M33346 <HTML><HEAD></HEAD><BODY><P>Whenever I try to expand an .xlsx file in ArcCatalog to bring into ArcMap to do a join, ArcMap gives the error</P><P></P><P>'Failed to connect to database. An underlying error occurred. Class not registered.'</P><P></P><P>So I searched the ESRI forums for a solution to this and found I need to install a 2007 Microsoft driver but</P><P>when I click on the link to take me to the download page it says.</P><P></P><P>Sorry Page does not exist anymore.</P><P></P><P>Can someone point me to the correct webpage where I can download this driver?</P><P></P><P>Thanks,</P><P>Scott</P></BODY></HTML> Thu, 06 Jun 2019 19:00:52 GMT SLouq 2019-06-06T19:00:52Z Failed to connect to database. https://community.esri.com/t5/arcgis-pro-questions/failed-to-connect-to-database/m-p/781299#M33346 <HTML><HEAD></HEAD><BODY><P>Whenever I try to expand an .xlsx file in ArcCatalog to bring into ArcMap to do a join, ArcMap gives the error</P><P></P><P>'Failed to connect to database. An underlying error occurred. Class not registered.'</P><P></P><P>So I searched the ESRI forums for a solution to this and found I need to install a 2007 Microsoft driver but</P><P>when I click on the link to take me to the download page it says.</P><P></P><P>Sorry Page does not exist anymore.</P><P></P><P>Can someone point me to the correct webpage where I can download this driver?</P><P></P><P>Thanks,</P><P>Scott</P></BODY></HTML> Thu, 06 Jun 2019 19:00:52 GMT https://community.esri.com/t5/arcgis-pro-questions/failed-to-connect-to-database/m-p/781299#M33346 SLouq 2019-06-06T19:00:52Z Re: Failed to connect to database. https://community.esri.com/t5/arcgis-pro-questions/failed-to-connect-to-database/m-p/781300#M33347 <HTML><HEAD></HEAD><BODY><P>This is likely the article they are referencing:&nbsp;<A href="https://support.esri.com/en/Technical-Article/000013670">https://support.esri.com/en/Technical-Article/000013670</A></P><P></P><P>You can install the 2016 version (attached to the article above) or other versions.</P><P></P><UL><LI>2016:&nbsp;<A href="https://www.microsoft.com/en-us/download/details.aspx?id=54920">https://www.microsoft.com/en-us/download/details.aspx?id=54920</A></LI><LI>2010:&nbsp;<A href="https://www.microsoft.com/en-us/download/details.aspx?id=13255">https://www.microsoft.com/en-us/download/details.aspx?id=13255</A></LI></UL></BODY></HTML> Thu, 06 Jun 2019 19:35:15 GMT https://community.esri.com/t5/arcgis-pro-questions/failed-to-connect-to-database/m-p/781300#M33347 Anonymous User 2019-06-06T19:35:15Z