The other reason could be the file-system in use. The file is too large for the target file system The chances are high that the USB drive has been FAT32 formatted.

While copying a file to a Flash/ USB drive is as simple as copy+ paste, there are instances when you might get errors while transferring data; specifically with the files sized larger than 4GB ...

When trying to save an Excel Workbook, if you see a message Errors were detected while saving Excel file, this post will help you resolve the issue.