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Written By Adom Smith
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Updated on February 28th, 2026
The Outlook error code 0x80040600 usually signifies that your Outlook data file (PST) is corrupt or there is an error with the PST itself, which is typically why it does not allow you to access your mailbox and can also prevent sending and receiving emails. Sometimes it is also reported as “Outlook Receiving reported error 0x80040600” by users. In this case, Outlook cannot open or handle the data properly, causing it to perform badly.
If you’re experiencing this issue, we’ve included some fast and reliable fixes.
Microsoft offers a free repair tool, useful for most PST troubles. The utility program is called ScanPST.exe and is designed to fix corrupted PST files within a few clicks.
The sheer size of your PST file can often trigger the 0x80040600 Outlook 2007 error. If your PST file is getting pretty full, try these solutions:
Also, this can lead to corruption in database systems, leading to SQL Server error 5171.
Note: If you experience any failure with either of the previous methods, then you will need to use a reputable PST recovery tool as the next option.
The Aryson PST recovery tool will help repair severely damaged PST files, recover the deleted data from your PST, and restore email data without any data loss, ensuring that these features work seamlessly together and with consistent and verifiable usability. You will get your emails restored most quickly, without more downtime than is necessary.







The Outlook 0x80040600 error can be a frustrating experience, but it is certainly remedial. Start with the appropriate basic methods for much ease and a more manageable fix (i.e, ScanPST, reduce PST size), and if those do not work for a specific instance, try to create a new profile, and if my methods prove to be negative again, then use professional repair software to restore and fix the 0x80040600 error code in Outlook. If you handle the error quickly, you will fix it and also find ways to prevent further errors specific to Outlook.
Ans: It refers to an issue resulting from a corrupted, large, or inaccessible Outlook PST file, meaning you will not be able to send, receive, or open email.
Ans: You may be able to resolve it by repairing the PST file with ScanPST.exe, reducing the PST size, or creating a new Outlook profile. If these options do not work, your best option for resolving the problem is to use Aryson PST recovery tool, which is designed to repair Outlook.
Ans: Outlook 2007 is subject to a limited-size PST file of 20 GB. Once you exceed the size limit, you may end up with the 0x80040600 error. If the file is corrupted, you will also receive this error.
Ans: Yes, the 0x80040600 error is related to Outlook performance. When this error occurs, Outlook may slow down, freeze, or even crash frequently. It also prevents you from accessing your emails properly. If ignored, the error can increase the chances of data loss and make Outlook unstable. Fixing the error on time helps restore normal performance and ensures your data stays safe.
About The Author:
Adom Smith is a DataRecoveryHelp Technology Writer. He is a technology enthusiast with over 3 years of experience in Data Recovery, IoT, Artificial Intelligence, and Robotics. He enjoys researching and sharing DIY solutions as well as tips and tricks for resolving Windows technical issues.
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