If the message refers to SETUP.DTA, one or more computers on the network may be using the wrong Sage 50 Accounts licence.

NOTE: Just so you know you'll need to check this on all computers and all users will need to be logged out.

1. Open Sage 50 Accounts.
2. Click Tools then click Activation and click Upgrade Program.
3. Click Yes then OK.
4. Ensure the serial number is correct.
5. Type the correct activation key for your licence then click Continue.
6. One of the following messages appears:
   • Message 1: 'The program has been successfully upgraded to....'
   • Message 2: You must enter a new product registration key. If you haven't yet registered your product please call Sage on the number shown'

If you get message 1 your issue should now be resolved, click OK then if required, open Sage 50 Accounts.

If you can, let us know by clicking Yes at the bottom of this guide.

If you see message 2, continue to the Check the setup.dta file is the correct version section. 

Check the size of your setup.dta file to make sure it's the same version as the software you're using.  

If the setup.dta file isn't the right size, you'll need to restore a backup from before the error.

If the issue persists continue to the Check that the files aren't read only or hidden section. 

1. Make a note of the filename in the error message.
2. Click Help then click About then under Program Details note the Data Directory.
   Can't access the Help menu? Check the data directory in the Company file.
3. Close Sage 50 Accounts.
4. Hold down the Windows key and press E then browse to the data directory noted.
5. Right-click the problem file then click Properties.
6. Ensure the Read-only and Hidden check boxes are clear then click OK.

Check the ACCDATA folder

If the Read-only or Hidden check boxes are selected on the problem file, there may be other DTA files flagged as read-only or hidden.

1. Right-click the ACCDATA folder then click Properties and ensure that the Read-only and Hidden check boxes are clear.
2. Click Apply and select Apply changes to this folder, subfolders and files then click OK.

If the issue persists continue to the Log all users out of Sage Accounts then delete the QUEUE.DTA file section.

1. Close Sage 50 Accounts.
2. Take a backup of data files.
3. Hold down the Windows key and press E and browse to the data directory.
4. Double-click the ACCDATA folder and locate and delete the QUEUE.DTA file.

This file automatically recreates itself the next time you open Sage Accounts. You should run the Check Data option to ensure that no corruption has occurred.

If the issue persists continue to the Log all users out of Sage Accounts then restart the computer, which holds the data section.