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Fix Outlook Error 0x800ccc90 – Send / Receive Emails Issue

Admin | Modified: 2022-02-21T11:44:54+00:00| Microsoft Outlook | 3 Minutes Reading

From time to time, Outlook users set up multiple POP3 accounts in one profile. The result of this action is an Outlook Error 0x800ccc90 error when they try to send / receive an email for all accounts at the same time.

“Receiving’ reported error (0x800CCC90): 
‘Your incoming (POP3) e-mail server has reported an internal error. 
If you continue to receive this message, contact your server administrator or 
Internet service provider (ISP).” 

In this article, We will explain the cause and solution of this problem.

Outlook Error 0x800ccc90

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Cause of Outlook Error 0x800ccc90

This issue is primarily encountered when there is a limit to the number of POP3 connections that can be established at the same time. This limit is determined by the Internet Service Provider (ISP).

Also Read: How to Retrieve Emails from Outlook Archive Folder?

Resolution of Outlook Send / Receive Error

To fix Outlook error 0x800CCC90, your POP3 account can be divided into multiple send/receive groups. Subsequently, these smaller groups can be connected individually. Follow the steps below to resolve this issue:

Step 1. Click Send / Receive Settings >> Define Send/Receive Groups

Send / Receive Settings

Step 2. In the Send/Receive Groups window, go to New button. A new screen will appear, type the name for this group

Send/Receive Group

Step 3. In the left panel, select one or more account which need to be added in the newly created group. Now select Include the selected account in this group checkbox as shown in below figure

Include account in group

Step 4. Select Send mail items and Receive mail items to fix ‘0x800ccc90 – your incoming pop3 email server has reported an internal error Outlook 2019, 2016 and below versions

Fix Outlook Error 0x800ccc90

Step 5. Now you have to select Download complete item including attachments as shown in the image

Download complete item

Note: Other Send/Receive Groups can also be created by using step 3 to step 5.

Step 6. Now, begin the process of sending and receiving emails for each group by selecting Send / Receive >> Send Receive Groups >> Define Send/Receive Group.

Solve Send / Receive Error

Solution to Fix Unable to Open Encrypted Outlook Email Error

Alternative Solution of Error 0x800ccc90

You can fix this by changing the port number of the server.

Step 1. Go to File >> Account Settings >> Select Email Account >> Change >> More Settings

Step 2. In the Internet Email settings, Select Advanced >> Incoming Server (POP3) >> Type 995.

Read: How to Use Outlook Inbox Repair Tool?


The above solution may solve the problem. However, if you are still having issues with your incoming Outlook 2019, 2016, 2013, 2010, 2007, 2003 receiving reporting error 0x800ccc90, then most likely the data file is infected or corrupted. An automated solution suggested for the same (Outlook Data File Corruption).