How to Fix Sage 50 Email MAPI Error – An Error Occurred in Sending the Message

Sage 50, formerly known as Peachtree, is a popular accounting software used by companies of all sizes to handle their financial data. One of the key components of Sage 50 is its capability to send emails directly from the software. However, users may encounter an error known as “Sage 50 Email MAPI Error – An error occurred in sending the message.” This error can be frustrating and hinder the smooth operation of your accounting tasks. Know the possible causes of this error and deliver useful solutions to resolve it.

Possible Causes of Sage 50 Email MAPI Error

1. Missing or Misconfigured MAPI Settings

The MAPI settings, or Messaging Application Programming Interface settings, play a vital role in configuring email functionality within applications like Sage 50. These settings define how the software communicates with the email server to send and obtain emails.

When the MAPI settings are not accurately configured in Sage 50, it can result in the happening of an error. This error means that there is an issue with the transmission between Sage 50 and the email server, containing the successful transmission or recovery of emails.

One of the common reasons for this error is wrong email server details inputted into Sage 50. The email server information contains details including the server address, port number, authentication process, and user certifications. If any of these particulars are entered wrongly or if there are any changes made to the email server settings without revising Sage 50, it can lead to a configuration mismatch and trigger the issue.

To resolve this issue, it is essential to review and update the MAPI settings in Sage 50. This involves confirming the precision of the email server information, confirming that the server settings are consistent with the software, and confirming that the user credentials and authentication process are correct. By correctly configuring the MAPI settings, the error can be rectified, promoting Sage 50 to establish a successful connection with the email server for seamless email communication within the software.

2. Issues with Default Email Client

When using Sage 50, a famous accounting software, you may experience the MAPI error, which stands for Messaging Application Programming Interface. This error can arise due to issues with the default email client set on your computer.

The default email client is the program that performs sending and receiving emails on your system. Instances of default email clients like Microsoft Outlook, Mozilla Thunderbird, or Apple Mail. If there are any problems with this software, it can lead to conflicts and prompt the MAPI error in Sage 50.

The MAPI error occurs because Sage 50 relies on the default email client to send invoices, statements, and other communication through email. When the default email client malfunctions or is conflicting with Sage 50, the communication procedure is disrupted, resulting in the MAPI error.

Common causes of mismatches with the default email client contain outdated software versions, wrong settings, missing or corrupt files, or conflicts with other applications on your system. These issues can prevent Sage 50 from accessing the needed resources to interact with the email client, leading to the MAPI error.

To solve the issue, you can try multiple troubleshooting steps. Firstly, make sure that your default email client is up-to-date and compatible with Sage 50. Verify that the email client is properly configured and that the required email account settings are entered precisely. Additionally, performing a repair or reinstallation of the default email client can help resolve any missing or corrupt files.

The MAPI error in Sage 50 is often caused by issues with the default email client on your computer. By addressing issues with the email client and making sure of compatibility with Sage 50, you can overcome this error and resume smooth email communication within the software.

3. Antivirus or Firewall Interference

Overzealous antivirus or firewall settings can hamper the proper performance of Sage 50 by interfering with the important connections needed for sending emails, ultimately leading to the happening of a MAPI (Messaging Application Programming Interface) error. Antivirus programs and firewalls are made to guard computer systems from destructive threats by tracking and controlling network traffic. However, in some cases, these security measures can be excessively strict and restrict the communication channels needed for Sage 50 to interact with the email server.

Visit here: QuickBooks Firewall Blocking

When Sage 50 strives to send emails, it relies on MAPI, a Windows-based interface, to start a connection with the email server and transmit the needed data. If the antivirus or firewall software is configured too aggressively, it may block the outgoing connections launched by Sage 50, assuming them to be possible security risks. Consequently, the MAPI error occurs, securing the successful transmission of emails.

To resolve this issue, it is important to adjust the antivirus or firewall settings to enable the needed connections for Sage 50. This normally involves configuring the software to whitelist or create exceptions for Sage 50 and its related processes. By doing so, the antivirus or firewall software will recognize Sage 50 as a trusted application and allow the necessary network connections for email communication.

It is key to find a balance between security and functionality when configuring antivirus and firewall settings. While rigorous security measures are important, they should not impede the efficient operation of critical business applications like Sage 50. Often reviewing and updating the antivirus and firewall configurations will help ensure a smooth experience while maintaining a safe computing environment.

Simple 5 Methods to Fix Sage 50 MAPI Error

Here are the steps to rectify the Sage 50 Email MAPI error quickly:-

1. Verify MAPI Settings

Confirm that the MAPI settings in Sage 50 are properly configured. Open the program and navigate to “Maintain” > “Default Information” > “Company” > “Email Settings.” Verify the email server’s information, like the outgoing mail server (SMTP) and port number.

Read more: Sage 50 Rebuild Server

2. Check Default Email Client

Confirm that the default email client set on your computer is functioning properly. Test sending an email from your default email client to make sure it is working without any issues.

3. Disable Antivirus and Firewall

Temporarily disable your antivirus and firewall software to check if they are making the MAPI error. If the error vanishes after disabling them, adjust the settings to enable Sage 50 to communicate openly.

4. Repair or Reinstall Sage 50

If the above steps do not resolve the problem, consider mending or reinstalling Sage 50. Close the program, open the Control Panel, select “Programs and Features,” locate Sage 50 in the list, and choose the adjust or uninstall option.

5. Contact Sage Service

If the error persists after trying the above procedure, it is suggested to contact Sage 24*7 customer service. They will offer further assistance and help you through the troubleshooting procedure.

Learn more about our: Sage 50 an Unknown Error Has Occurred


The Sage 50 MAPI Error – An error that occurred in sending the message can disrupt the email functionality of Sage 50, affecting the efficiency of your accounting tasks. By verifying MAPI settings, checking the default email client, and handling any interference from antivirus or firewall software, you can resolve this error and restore efficient email functionality. In more challenging cases, repairing or reinstalling Sage 50 or seeking assistance from Sage Service may be needed to rectify the issue.

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Frequently Asked Questions (FAQs)

What Does the Sage 50 Email MAPI Error “An Error Occurred in Sending the Message” Mean?

The Sage 50 Email MAPI Error “An error occurred in sending the message” typically indicates a problem with the email functionality in Sage 50 accounting software. It suggests that there was an issue while attempting to send an email using the MAPI (Messaging Application Programming Interface) system.

How Can I Resolve the Sage 50 Email MAPI Error “An Error Occurred in Sending the Message”?

To fix the Sage 50 Email MAPI Error, you can try the following steps:-
1. Check your Internet Connection: Ensure that you have a stable internet connection to send emails from Sage 50.
2. Verify Email Settings: Double-check the email settings in Sage 50, such as the SMTP server, port number, username, and password, to ensure they are entered correctly.
3. Temporarily Disable Antivirus/Firewall: Sometimes, security software can interfere with the email-sending process. Temporarily disable your antivirus or firewall software and check if the error persists.
4. Update Sage 50 and Email Client: Ensure that you are using the latest version of Sage 50 and your email client software. Updates often include bug fixes and improvements that can resolve such errors.
5. Contact Sage Service: If the issue persists, it’s advisable to reach out to Sage service for further assistance. They can provide specific guidance tailored to your situation.

Can I Use an Alternative Method to Send Emails from Sage 50 if I Encounter a MAPI Error?

Yes, if you are facing difficulties with the MAPI system, you can consider using an alternative method to send emails from Sage 50. Sage 50 allows you to set up an SMTP (Simple Mail Transfer Protocol) email account, which bypasses the MAPI system. You can configure the SMTP settings within Sage 50 and use that method to send emails.

Are there any Specific requirements for the Email Client When Using Sage 50 to Send Emails?

Yes, Sage 50 has specific requirements for the email client. It is recommended to use Microsoft Outlook as the default email client when working with Sage 50. Ensure that you have a compatible version of Outlook installed and set as the default email program on your computer. Other email clients may work, but Outlook is generally the most compatible choice.

Will Fix the Sage 50 Email MAPI Error “An Error Occurred in Sending the Message” Affect My Existing Email Data?

Fixing the Sage 50 Email MAPI Error should not affect your existing email data. The error typically pertains to the process of sending emails from Sage 50 and does not involve modifications to your email client or stored messages. However, as a precautionary measure, it is always recommended to back up your important email data before making any changes or troubleshooting steps.