Continued to modify the application to fix the error encountered and tested it to see if it is now working, as per checking, the modification made takes effect the data is now displaying, modified the application to add the download button, and configure the download code from Chilkat to download the item from One drive, tested the modified application, as per checking, it is accessing the drive and download the file from the drive into my local. Re-test the reading of data and downloading and all is OK.