Error: "You are trying to open a company using Remote Data Access..."

• The company is in a third-party app-synchronized folder
• Some computers have recently upgraded to the current version of Sage 50 but others haven’t upgraded

Check for updates

1. Open Sage 50 and select Open a sample company.
2. • See more on how to open the sample company
3. Go to Help, Check for Product Updates.
4. If there's an update, click Install Now.
5. Close Sage 50 to install the update.
6. Open your company file and verify you no longer get the error.

Restart the Connection Manager

Restart the Connection Manager on all computers.

Move the data file from the synchronized folder 

1. Log out of Sage 50 on all remote and local computers.
2. Restart all computers including the remote computers.
3. Check the file directory on each computer. If the company is in a synchronized folder (OneDrive, Google Drive, Dropbox, etc.), move the file to a new folder on C: Drive.
   • Example: C:\Sage 50 Data\.
4. Open Remote Data Access company as sysadmin on the main computer.
5. Verify the company opens with all options available: Single-user, Multi-user and Read only.
6. Verify other computers work as well.

Redownload the company file

Redownload the problem file with the latest version.