After upgrading from Tableau Desktop 2019.4 to 2021.2, I received the error attached in a workbook saved under 2019.4. I uninstalled both versions of Desktop and the ODBC driver and reinstalled 2021.2
Solved: Package Feed Request: Microsoft Corporation Microsoft ODBC Driver 18 for SQL Server (x64) - Community
![Microsoft OBDC Driver 17 for SQL Server - The feature you are trying to use is on a network resource that is unavailable" Installing MS SQL Server - Stack Overflow Microsoft OBDC Driver 17 for SQL Server - The feature you are trying to use is on a network resource that is unavailable" Installing MS SQL Server - Stack Overflow](https://i.stack.imgur.com/PlESx.png)
Microsoft OBDC Driver 17 for SQL Server - The feature you are trying to use is on a network resource that is unavailable" Installing MS SQL Server - Stack Overflow
![FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus](https://www.accessdbgurus.com/wp-content/uploads/2020/07/image-4.png)
FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus
![FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus](https://www.accessdbgurus.com/wp-content/uploads/2020/07/image-1.png)
FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus
![FireDAC / SQL Server "Connection is busy with results for another hstmt" - Databases - Delphi-PRAXiS [en] FireDAC / SQL Server "Connection is busy with results for another hstmt" - Databases - Delphi-PRAXiS [en]](https://en.delphipraxis.net/uploads/monthly_2020_01/XX.jpg.0314f3d9c4edf2d4a0f23d562af7ad2d.jpg)
FireDAC / SQL Server "Connection is busy with results for another hstmt" - Databases - Delphi-PRAXiS [en]
![Access Microsoft SQL Server remotely with command prompt — Remote SQLCMD | by Somanathan Gohulan | Medium Access Microsoft SQL Server remotely with command prompt — Remote SQLCMD | by Somanathan Gohulan | Medium](https://miro.medium.com/v2/resize:fit:1006/1*-4wspuWABD0aGzyLCssuUw.png)
Access Microsoft SQL Server remotely with command prompt — Remote SQLCMD | by Somanathan Gohulan | Medium
![Sqlcmd: Error: Microsoft ODBC Driver 17 for SQL Server : Login timeout expired. · Issue #923 · microsoft/msphpsql · GitHub Sqlcmd: Error: Microsoft ODBC Driver 17 for SQL Server : Login timeout expired. · Issue #923 · microsoft/msphpsql · GitHub](https://user-images.githubusercontent.com/15876915/69704503-996fbe00-1104-11ea-8035-3ee181ad1694.png)
Sqlcmd: Error: Microsoft ODBC Driver 17 for SQL Server : Login timeout expired. · Issue #923 · microsoft/msphpsql · GitHub
![FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus](https://www.accessdbgurus.com/wp-content/uploads/2020/07/1146955.jpg)
FIXED: Installing Microsoft ODBC Driver 17 for SQL Server produces "A previous installation required a reboot of the machine for changes to take effect." - Access DB Gurus
![sql server - Where to download the old SQL ODBC driver version 10 (not the Native Client) - Stack Overflow sql server - Where to download the old SQL ODBC driver version 10 (not the Native Client) - Stack Overflow](https://i.stack.imgur.com/HtOc2.png)