This means that the authentication setup for your sync is no longer valid. This can happen for the a number reasons particularly if your sync authenticates using Delegated Permissions. To update from Azure AD Sync to Microsoft Entra Connect, see the upgrade instructions.

Top questions it leaders have about microsoft copilot (and how to answer them)

• The Users Processed count will be 0 is there are no users in the synced dataset after filtering.
• The authentication issue occurs because of missing package information about either the Active Directory Authentication Library (ADAL) or Live ID.
• With directory synchronization, you can continue to manage users and groups on-premises and synchronize additions, deletions, and changes to the cloud.
• We have resources to help you identify potential issues and fix them.
• You'll also receive a mail (to the alternate email and to your admin email) from Microsoft 365 that indicates your tenant has encountered directory synchronization errors.
• Contact MicroSec today and let our experts handle your Office 365 troubleshooting needs carefully and professionally.
• After you run the commands, and if they completed without errors, you may see a quick progress indicator or a status result that contains information about the package installation.

With apps syncing across devices and cloud services, sync issues are among the most frequently reported M365 problems. These can include missing files, ghost icons, or documents that do not update in real-time. The M365 sync establishes a synced dataset based on your M365 data and the filtering configuration of your sync. The sync will fail if it can't find any users that comply with Microsoft Outlook Email Repair Tool Online your filtering preferences or the system's requirements for user records. The system requires that users have a first name, last name and a valid email address that conforms with your domain lock if enabled. The sync does not delete users but rather sets them to inactive.

I got an error message that my company has exceeded the number of objects that can be synchronized

Our licensing engineers can help triage complex problems and ensure you're on the right support path. The error message in the Summary sheet of the Sync Summary spreadsheet attachment can also highlight the reason for this. Both of our authentication methods can fail if the Enterprise Applications entry for the sync in Azure AD is deleted or inbox repair tool alternative if it has had its permissions modified. You can stop any accounts from being brought over by adding them to the sync deny list. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

What should I do if my sync failed due to authentication issues?

After you run the commands, and if they completed without errors, you may see a quick progress indicator or flush dns and Re-sync Outlook a status result that contains information about the package installation. This issue occurs only on computers that are running Windows 10, version 1703 or later, and Microsoft 365 version 1807 or later. We are a paid-for question and answer site and not affiliated with any other company. I will be assisting you today and hope we can solve the issue together.

Tools & Methods To Use to Troubleshoot Office 365 Issues

While M365 is highly stable, it’s not immune to occasional disruptions. The sync will fail if the groups you selected to load users from no longer exist in Azure AD. Typically this is because the selected groups have been deleted from Azure AD since the M365 sync was configured on your account. To get the sync working you will either need to delete users or have the user limit on your account increased.