The 64-bit version of odbcad32.exe is located in the C: \Windows\System32 folder.Supported Platforms¶ The MongoDB ODBC Driver for BI Connector is available for: Windows (32-bit and 64-bit) The latest production version of BI Connector is available from the MongoDB Download Center. The MongoDB ODBC Driver for BI Connector is compatible with BI Connector version 2.5 and later.Slapo provided a solution which seemed to solve the problem.
If you are running a 32-bit Operating System, you will have only 32 bit drivers installed. The first ODBC Manager is used to manage 64-bit data sources, while the second is used to manage 32-bit data sources. After some research I have realized that there are two different ODBC Administrator runtimes on a 64-bit machine.You should place these in different directories.
On a 64-bit system you can install both the 32-bit abd 64-bit Clients / ODBC Drivers.
Which one you choose will depend on whether you are wishing to run the 32-bit AQT or the 64-bit AQT. On a Windows 64-bit system you have the choice of using either the 32-bit client or 64-bit client.