How to Fix Sage 50 Error Code 8591?

Updated On: April 9, 2025 10:54 am

This is one of the most irritating errors in Sage 50. Anyone can encounter this issue while working with the software. It generally occurs due to a mismatch between the database and the server, preventing Sage 50 from establishing a proper connection with Pervasive, often due to a bug.

Reason for Sage 50 Error Code 8591

• The W3dbsmgr.exe program is running in the Windows Task Manager.
• The user has installed a corrupted or incomplete version of Pervasive.
• The firewall is configured in a way that prevents Pervasive from functioning correctly.
• The Windows Management Instrumentation (WMI) process is unable to function normally.

Also Read: How to Fix Sage 50 Data Corruption Error?

Step By Step Solution for Sage 50 Error Code 8591

Here are some step-by-step instructions to help resolve this issue:

Solution 1: Close the w3dbsmgr.exe Program

To close the w3dbsmgr.exe program, follow the steps below:

• Press Ctrl + Shift + Esc to open the Task Manager.
• If you’re using Windows Vista or Windows 7, click on the “Processes” tab. If you’re using Windows 8, 8.1, or 10, go to the “Details” tab.
• Select all instances of the w3dbsmgr.exe program.
• Click on the “End Task” or “End Process” button at the bottom right corner.
• If a warning message appears, click “Yes” to confirm.
• Restart the Pervasive service to apply the changes.
• Now, try launching Sage 50 again to check if the error still persists.

Solution 2: Try to Restart the Machine

• First, restart your computer.
• Once the system has rebooted, open the Sage 50 accounting software and check if the same error appears again.

Solution 3: Check if Firewall Application Configured to restrict all Stream of Traffic is not precisely permitted to have Access

If your firewall is blocking network traffic necessary for Sage 50, modify the settings as follows:

• Open your firewall settings and allow the Sage application and Pervasive services access to system files.
• Also, check your antivirus settings and allow the Sage application.
• Recheck the software to see if the error has been resolved.

Solution 4: Start WMI Another Time

• Try restarting the Windows Management Instrumentation (WMI) service.
• If the issue persists, it is recommended to consult an IT professional.

Solution 5: Remove and again Install Pervasive Service

Try installing and running the Sage Database Repair Utility Tool to fix the issue.

If that doesn’t work, follow these steps:

• Open the Run dialog and uninstall the Pervasive service.
• Once uninstalled, use the setup file to reinstall Pervasive.
• After installation, verify if Pervasive is running properly.

Solution 6: Again set up the Sage Software Application

• Go to Control Panel > Programs and Features, find the Sage 50 software application, right-click on it, and select Uninstall.
• Reboot your system after the uninstallation is complete.
• Then reinstall the Sage 50 software using the setup file.

Also Read: Repair Sage 50 Data Using the Sage 50 Database Repair Utility

Final Words

These are some of the key aspects and solutions related to fixing Sage 50 Error Code 8591.
However, if you continue to experience issues, feel free to visit us at accountingadvice.co for further assistance.

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