This means that the authentication setup for your sync is no longer valid.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.

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• The idea is to provide a recycle bin of users who you can delete when you no longer need them.
• The Users Loaded count will be 0 if all users fail to meet the system's requirements for user records.
• The M365 sync establishes a synced dataset based on your M365 data and the filtering configuration of your sync.
• You can run a Manual Sync from the Microsoft 365 Sync page.
• A vast community of Microsoft Office365 users that are working together to support the product and others.
• It could be due to incorrect login details, administrator password resets, or account lockouts after multiple failed attempts.

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 send/receive error 0x800CCC0E fix 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 solve Office 365 mailbox sync delays 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?

For details see Identify directory synchronization errors in Microsoft 365. Real-time collaboration is at the core of Microsoft 365; however, issues can arise due to permissions, software version conflicts, or connectivity problems. We go above and beyond the average software reseller because we built our business on trust. As active members in the IT community, we work to support our clients’ businesses and provide them with peace of mind. Find out what to do if you are having issues with syncing Outlook Stuck on Synchronizing Folders users or groups from Microsoft 365.

Tools Methods To Use to Troubleshoot Office 365 Issues

The sync will fail if the total number of all users (active or inactive) on your account exceeds the user limit placed upon it if present. The Summary sheet on the spreadsheet attachment of your sync summary includes an Updated User Count and User Limit. These figures will give you an impression of how far over the limit the account is. Sync failure alerts do not always include a full summary or attachment, you can run a test sync to obtain this data.