Fix Sage 50 Cannot Connect to Licensing Server Guide

Updated On: January 23, 2026 5:43 am

Sage 50 cloud Accounts checks your license online using the Sage Licence Service. If Sage 50 cannot connect to the license server, it cannot verify your license. This can happen due to an incorrect license key, a problem with the license server, or a firewall blocking the connection.

If your license has expired and the Sage Licence Service is unavailable, this error may appear.

Common error messages include:

• Sage 50 Error: “We cannot connect to the licence server at this time”
• Or: “There is no response from the licence server”

This article explains how to resolve the “We cannot connect to the licence server at this time” error.

Common Causes of Sage 50 Licensing Server Connection Issues

Sage 50 may fail to connect to the licensing server due to several common reasons. These issues prevent the software from validating the license.

• Incorrect license key

An invalid or expired license key stops Sage 50 from completing license verification.

• Expired license period

An expired license cannot refresh when the Sage Licence Service is unavailable.

• Firewall or antivirus restrictions

Security software may block Sage 50 from accessing the license server.

• Internet connectivity issues

A weak or inactive internet connection stops communication with Sage servers.

• Sage Licence Service outage

Temporary server downtime on Sage’s end can stop license validation.

• Proxy or network configuration issues

Wrong proxy or network settings may block outgoing connections.

• Outdated Sage 50 version

Older versions may not connect to the latest licensing services.

Also Read: Upgrade Sage 50 to Latest Release

Step By Step Guide to Fix Sage 50 Licensing Server Connection Issues?

ERROR: ‘Cannot connect to the licence server’ or ‘There is no response from the licence server’

Check and correct your computer date and date format

• Press Windows + R, type timedate.cpl, then click OK.
• Select Change date and time.
• Set the correct date and time, then click OK.
• Click OK again to close the window.
• Verify that your Windows date format is set correctly.

Run as administrator

• Right-click the Sage 50 Accounts shortcut and select Run as administrator.

Check if the issue is resolved, you can permanently set the shortcut to run as administrator.

• Right-click the Sage 50 Accounts shortcut and select Properties.
• Click the Compatibility tab.
• Under Privilege Level, select Run this program as an administrator.
• Click OK to apply the changes.

Reset your licence information

• Contact your local IT support for help if needed.
• Close all software and sign out of Windows.
• Sign in as an administrator.
• Press Windows + E to open File Explorer.
• In the address bar, type C:\ProgramData\Sage\ and press Enter.
• Right-click SDK Licence, select Rename, then rename it to SDK Licence OLD.
  • Tip: Select View, then click on Show and then click on Hidden items if the folder is not visible.
• Go to C:\ProgramData\Sage\Accounts\XXXX and delete the sage.usr file.
  • Note: XXXX refers to your software version (for example, 2024).
• To download the registry fix, click the icon below.
• When prompted, note the file name and click Save.
• Find the downloaded file and double-click it.
• Click Yes, click Yes again, then click OK.
• Open Sage Accounts and re-enter your licence information.

Exclude the licence service URL from the proxy server

• Contact your local IT support for help.
• Add the following licence service URL to your proxy exclusion list:
  https://licensing.services.sage.com/lic/services/LicenceService
• Uninstall and then reinstall Sage 50 Accounts if the issue still occurs.

Disable IPv6

IPv6 is a network layer protocol that allows devices to communicate using unique IP addresses, similar to IPv4. For more information, contact your IT support.
Complete these steps on both the computer hosting the data and the computer downloading the data.

• Open Control Panel.
• Click Network and Internet.
• Select Network and Sharing Center.
• Click Change adapter settings.
• Right-click your network connection and select Properties.
• Untick the checkbox next to Internet Protocol Version 6 (TCP/IPv6).
• Continue with the next steps to Lock and Refresh Remote Data Access.

Check for outdated cipher suites

From November 3, outdated cipher suites that no longer meet security standards are no longer supported and are blocked from connecting to the licence server. According to Cloudflare developer guidance, legacy ciphers are not supported and are automatically blocked.

These cipher suites are commonly used by Windows Server 2012 and Windows 8 or earlier. Using one of these operating systems makes an upgrade to a supported version of Windows necessary. Review your system requirements to confirm compatibility.

A supported operating system is already in use, then contact your IT team to review and update the configured cipher suites.

Also Read: What are the System Requirements for Sage 50?

ERROR: ‘We cannot connect to the licence server at this time’

Sage 50 Accounts regularly verifies your entitlement online through the Sage Licence Service.

This message appears when your current licence period has expired and the Sage Licence Service is temporarily unavailable.

Wait for the Sage Licence Service to be restored

You will be able to access Sage 50 Accounts once the Sage Licence Service is back online. We apologise for any inconvenience.

Check and correct your computer date and format

• Press Windows + R, type timedate.cpl, and click OK.
• After selecting “Change date and time,” enter the accurate time and date.
• Click OK, then click OK again.
• Make sure your Windows date format is correct.

Run Sage 50 Accounts as Administrator

• Right-click the Sage 50 Accounts shortcut and select Run as administrator.
• You may configure it to always run as administrator if this resolves the problem:
  • Right-click the shortcut and select Properties.
  • Go to the Compatibility tab.
  • Under Privilege Level, check Run this program as an administrator.
  • Click OK to save the changes.

Reset Your Licence Information

1. Contact your local IT support for assistance.
2. Close all software, log off Windows, then log in as an administrator.
3. Rename the folder:
   C:\ProgramData\Sage\SDK Licence → C:\ProgramData\Sage\SDK Licence OLD
4. Go to C:\ProgramData\Sage\Accounts\XXXX and delete the sage.usr file.
   • Note: Replace XXXX with your software version (e.g., 2025).
5. Open Sage Accounts and re-enter your licence information.

Configure Your Firewall

Add the following URL to your firewall whitelist:

• https://licensing.services.sage.com/lic/services/LicenceService

For help, contact your local IT support or your firewall provider. It’s recommended to place this rule at the top of the list to ensure it takes priority over other rules.

Also Read: How to Find Your Sage 50 Serial Number and Activation Key?

Final Words

Connection problems with the Sage 50 licensing server usually occur due to firewall restrictions, internet issues, expired licenses, or incorrect license details. Checking your network settings, updating Sage 50, and verifying your license often fixes the problem. Maintaining a stable internet connection and correct firewall settings can prevent future issues. Get assistance from Sage 50 support if the issue persists.

Frequently Asked Questions: