Hello Lianne,
We kindly request you to try using the instructions on the article https://answers.microsoft.com/en-us/windows/forum/windows_vista-hardware/data-directory-file-missing/0f8d5105-6a8d-47b3-be87-c3ea0bfc051e and https://answers.microsoft.com/en-us/windows/forum/windows_7-windows_programs/sage-simply-accounting-restore-problem-on-new/c75b7bcf-3b15-452e-bdb5-d8317c45af85 to check whether it helps.
Thank you.
Can AVG PC Tuneup mess up my Sage 50 files? I am getting this error message.
Cannot open company file******. A required data file is missing. Check your data directory to be sure the files are there.
Hello Lianne,
We kindly request you to try using the instructions on the article https://answers.microsoft.com/en-us/windows/forum/windows_vista-hardware/data-directory-file-missing/0f8d5105-6a8d-47b3-be87-c3ea0bfc051e and https://answers.microsoft.com/en-us/windows/forum/windows_7-windows_programs/sage-simply-accounting-restore-problem-on-new/c75b7bcf-3b15-452e-bdb5-d8317c45af85 to check whether it helps.
Thank you.