Home Tech How Do I Resolve Outlook Error 0x8004102A Error Quickly?

How Do I Resolve Outlook Error 0x8004102A Error Quickly?


Users frequently get the Outlook error 0x8004102A when sending and receiving emails with Outlook. The majority of users may quickly fix this problem by updating their credentials. If you’re wondering how to cure this error, you’ve read the information carefully. In this one, we’ll go over the processes involved in troubleshooting the Outlook send/ receive error.

There have been numerous reports of synchronization problems in Outlook. The most prevalent problem is “Task reported Outlook error code 0x8004102A.” Error with Outlook Send Receive error. The synchronization of your folder hierarchy failed. When an account is added to Outlook, emails can be viewed using the Outlook Mail online application and MS Outlook desktop application. The information must be synchronized to the Mail Server using Outlook Mail and MS Outlook (Exchange).

The Outlook Error 0x8004102A Causes

  • The Outlook error code 0x8004102A can occasionally still be present for mail folders that are created online. 
  • Furthermore, the Outlook Hotmail Connector account’s shared calendar folder, which does not remove the calendar from the server, might also cause this issue when it is deleted.
  • This may occur if a folder is destroyed in Outlook and then deleted from the web before Outlook syncs the deletion to the server while Microsoft Outlook Hotmail Connector account is syncing changes to a folder in the Outlook client. If so, then a couple synchronizations should cause the error to go away.
  • This issue can also occur if the calendar from the server is not deleted after deleting a secondary or shared calendar folder from the Outlook Hotmail Connector account.

We’ll go through practical methods for resolving Outlook send/receive error 0x8004102A related Outlook connectivity issues as well as instructions for fixing Outlook connector sync problems.

Methods to Resolve Error 0x8004102a in Outlook on Windows 10

Method 1: Manually Synchronize Folders

  1. Launch the Outlook app, find the ‘Send/Receive‘ dropdown menu, select ‘Send/Receive settings,’ and then select ‘Define Send/Receive Groups…
  2. Click “New” in the Send/Receive group dialog box. Type the name you want for the new group and click “Ok.” Tick the box next to “Include the selected accounts in this group.”
  3. Now, select or Tick the boxes next to “Send mail items” and “Receive mail items” in “Account Options.”
  4. Click the “Ok” button under “Folder Option,” choose the folder you want to include in the “Send/Receive option,” and then click “Close” to close it. 

Method 2: Use Send/receive settings

You can try changing the send/receive settings in Outlook to see if it helps.

  1. Open the Outlook app on your Windows computer, go to the Send/Receive dropdown menu, and select “Send/Receive All.”
  2. After the Sync is finished, see if the problem has been fixed.

Method 3: Enable Use Cached Exchange Mode

  1. Launch the Outlook app, select the “File” tab, and then select “Info > Account Settings > Account Name and Sync Settings.”
  2. After that, pick option “More Settings” from the “Exchange Account Settings” window.
  3. Select “Use Cached Exchange Mode” under the “Advanced” tab, and then click the “Apply > Ok” button to save the changes. Once finished, verify that the problem has been solved.

Method 4: Run Outlook without Add-ins

  1. To launch Outlook in Safe mode, use the “Windows + R” keys on your computer, type “Outlook.exe /safe,” and then click “Ok.”
  2. After doing this, launch Outlook in Safe Mode without any add-ons and see if the problem has been fixed.

Method 5: Re-add Outlook account

This problem might have been brought on by a short-term problem with your Outlook account. Removing and adding your Outlook account will resolve the problem.

  1. Launch the Outlook app, select “Tools,” click “Account Settings,” select “Remove,” and then confirm.
  2. To add the account once more and see if the problem has been fixed, click “New.”
  3. By following above methods for solving outlook send/receive error now can be fixed. 


Over time, many Outlook users experience issues such as Outlook error 0x8004102A problems. While some issues can be fixed with a few straightforward steps, others might take a long time to fix. When all else fails, Outlook support is always successful in resolving send-receive difficulties and a wide range of other issues relating to Outlook. Thanks for reading!

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