What can I do if my message is stuck in Outlook 2007’s outbox? The quickest solution is to delete the messages from the Outbox folder. In many cases, moving or deleting the emails solved the issue. If that’s not the case, then disable/uninstall Outlook’s add-ons or use MFCMAPI tool. For more info on how to do that, check the steps below.

Steps to fix a stuck email in Outlook 2007’s outbox:

Solution 1 – Delete the messages from the Outbox folder

According to users, this error will prevent you from sending emails because they will get stuck in the Outbox folder, but you can fix this problem simply by deleting messages from the Outbox folder. To do that, follow these steps: After performing these steps, the problem with stuck emails should be fixed. Keep in mind that this is just a workaround, but it should fix any problems with stuck emails.

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Solution 2 – Remove large attachments

Large attachments are usually one of the main reasons why emails get stuck in Outbox folder, but you can fix this this problem by resizing or removing the attachment. To do that, follow these steps: If you have problem with sending attachments, you might want to consider using a cloud storage such as Dropbox or OneDrive to upload your attachment and include the link in your email message.

READ ALSO: Fix: “Outlook data file cannot be accessed” on Windows 10

Solution 3 – Disable / uninstall Outlook add-ons

According to users, this problem can appear if you open a certain email message while it’s located in the Outbox folder. This message will be marked as read and it won’t be send. One cause for this problem are Outlook add-ons, but you can easily fix this problem by disabling or removing the installed add-ons. If you rely heavily on those add-ons, you can simply move the email message to the Drafts folder and try to send it again. You can also disable some add-on by changing the registry. Simply navigate to and key and change LoadBehavior to 0 to disable a certain add-on.

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Solution 4 – Check if your password is correct

Sometimes this problem can appear if you change your email password. For example, if you use webmail with Outlook and you change the email password, you’ll have to enter the new password in Outlook as well. To change your account settings in Outlook, do the following: -READ ALSO: 6 best password sync software to try

Solution 5 – Check if the authentication is working properly

If the authentication with the email server doesn’t work properly, you might get email messages stuck in the Outbox folder. To fix this problem, you need to check your authentication settings by following these steps: Gmail has special settings, and if you use Gmail POP with Outlook you need to set port 995 for POP3 and port 465 for SMTP. Also you need to check This server requires an encrypted connection (SSL) option. For Gmail IMAP account use port 993 for POP3 and port 587 for SMTP. Also be sure to turn on SSL option. For more details on how to configure Outlook, we suggest that you check your email provider for detailed instructions.

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Solution 6 – Check if both Outlook and the mail server are online

Outlook comes with a useful feature called Offline Mode that allows you to view your emails offline, but you won’t be able to send emails if this feature is turned on, so make sure that you disable it. You can disable Offline Mode simply by going to the Send / Receive tab and clicking the Work Offline button. If Offline Mode isn’t turned on but you still have this problem, it’s possible that the mail server has some issues. In that case you can only wait until the administrator fixes the problem.

READ ALSO: How to recover deleted/archived Outlook messages on Windows 10

Solution 7 – Set the default account

This problem can occur if you don’t have a default account assigned. To assign a default email account, do the following:

Solution 8 – Close all Outlook processes

This problem can occur if another application is using Outlook data file, and in order to fix this problem, you need to start Task Manager and end all Outlook-related processes. To do that, simply press Ctrl + Shift + Esc to start Task Manager. When Task Manager opens, locate and close any processes that are related to Outlook. After you do that, check if the problem is resolved.

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Solution 9 – Repair Outlook data file

Sometimes emails can get stuck in Outbox folder if Outlook data file is damaged. To fix this problem, you can use Inbox Repair Tool to repair the data file. Simply go to the Outlook installation directory and run the SCANPST.exe tool. Select your data file, click the Start button and wait for the scan to repair your data file.

READ ALSO: Fix: Outlook folders in your mailbox have name conflicts

Solution 10 – Disable your antivirus software

Many antivirus tools have an option that scans all incoming or outgoing emails, and sometimes this option can interfere with Outlook. To fix this problem, you need to open your antivirus application and turn off email scanning option. If that doesn’t work, you might want to disable your antivirus software, or remove it and switch to a different antivirus program.

Solution 11 – Delete all Outlook files from AppData folder

Before you start deleting these files, we strongly suggest that you create a backup just in case. If anything goes wrong, simply use your backup to restore the deleted files. To delete Outlook files from AppData folder, follow these steps: -READ ALSO: Outlook emails have disappeared: 9 solutions to get them back

Solution 12 – Turn off Cached Exchange Mode

Sometimes Cached Exchange Mode can interfere with Outlook 2007 and cause email messages to get stuck in Outbox folder. You can easily fix this problem simply by disabling Cached Exchange Mode by following these steps:

Solution 13 – Start Outlook in Safe Mode

Outlook add-ons can interfere with email sending process and cause email messages to get stuck in Outbox. Fortunately, you can fix this problem by starting Outlook in Safe Mode. To do that follow these steps: Running Outlook in Safe Mode will disable all add-ons and reset Outlook to default settings, so you should be able to send your emails without any problems.

READ ALSO: Your Outlook only starts in the Safe Mode? Learn how to fix it here

Solution 14 – Create a new pst file

By creating a new pst file you’ll force Outlook to create a new Outbox folder, and that can sometimes fix this problem. To create a new pst file, do the following: SPONSORED

Solution 15 – Use MFCMAPI tool

This is a third-party tool, but it can be used to fix this type of problem. Keep in mind that this tool can cause damage to your mailbox, so be sure to create a backup and be extra cautious while using it. To fix this problem with MFCMAPI, follow these steps:

Solution 16 – Enter the email address manually

According to users, this error appears if you select an email address from your contact list or if you select an email address from the list of suggestions. To prevent this problem, they are suggesting to manually enter the email address to the To field while sending email. Entering the address manually allows you to send emails, so be sure to try that out. Keep in mind that you’ll have to manually enter the email address every time you want to send an email.

READ ALSO: Fix: Outlook autofill email address is not working

Solution 17 – Create a new Contacts folder

Users reported that emails can get stuck in Outbox folder due to corrupted contact list. To fix this problem, you need to create a new Contacts folder and copy all your contacts to it. To do that, follow these steps: After all your contacts are updated, the issue with stuck emails will be fixed.

Solution 18 – Disable your Internet connection

Few users reported that you can fix this issue simply by disabling your Internet connection. To do that, follow these simple steps: If you don’t want to use Network Connections, you can fix this problem simply by unplugging your Ethernet cable, moving or delete emails from Outbox folder and reconnecting the Ethernet cable again.

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Solution 19 – Check your router configuration

Sometimes these problems can appear if you change your router’s firewall settings. To fix this problem, you need to change your firewall settings or reset your router. To reset your router check its instruction manual for detailed instructions.

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Solution 20 – Disable IP CEF feature on your router

Users reported that Cisco routers have issues with Outlook 2007, and if you want to fix the problem with emails stuck in Outbox, open your router configuration and turn off Cisco Express Forwarding feature. After turning this feature off, the problem should be resolved.

Solution 21 – Delete the .ost file

Sometimes this problem can occur due to a corrupted .ost file, and to fix this problem you need to remove that .ost file. To do that, follow these steps: -READ ALSO: Fix: change offline Outlook Data File (.ost) location in Microsoft Outlook on Windows 10

Solution 22 – Create a new email profile and paste the old .pst file to it

Few users reported that they fixed this problem by creating a new email profile by going to Control Panel > Mail. After doing that, locate the pst file of the new profile and rename it. Then copy the pst file from the old profile and the problem with stuck emails should be fixed.

Solution 23 – Uninstall PGP

Users reported that this problem was caused by PGP 8.1, and according to them, you can easily fix this problem by removing PGP. After removing the PGP, the problem with emails stuck in Outbox will be resolved.

Solution 24 – Click the Send / Receive button

To fix this problem sometimes you just need to click Send / Receive button. According to users, sometimes there can be a certain bug that prevents messages from sending, but you should be able to fix this problem simply by clicking the Send / Receive button.

Solution 25 – Change the SMTP port

Few users reported that they fixed this problem simply by changing SMTP port from 25 to 26. Sometimes your ISP can block certain ports, but after changing the SMTP port to 26, the problem was fixed. For more information on how to change your ports, check the Solution 5. Some users are also suggesting to increase the Server Timeout to 7 minutes and 30 seconds, so you should try doing that as well.

Solution 26 – Create a new profile

According to users, you can fix this problem easily by creating a new Outlook profile. If you want to keep all your autocomplete entries, be sure to rename the NK2 file. After creating a new profile, the problem should be fixed.

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Solution 27 – Edit your registry

Users reported that you can fix this problem by changing few values in your registry. Before modifying the registry, be sure to create a backup in case anything goes wrong. To edit your registry, do the following: After making these changes, start Outlook again and check if this problem is resolved.

READ ALSO: Can’t access Registry Editor in Windows 10 [FIX]

Solution 28 – Check the Send immediately option

Users reported that their emails are getting stuck in Outbox folder when they send them using other Office tools. To fix this problem, you need to enable one option in Outlook. To do that, follow these steps:

Specific case – Message stuck in Outbox Outlook 2007 cached mode

Solution 1 – Cancel the Send / Receive process Few users reported that you can fix this problem by starting the Send / Receive process and cancelling it. To do that, simply click the Send / Receive button. Send / Receive status should appear at the bottom of the screen. Click the arrow next to it and click on Cancel Send / Receive. By doing that, all messages from Outbox folder should be removed. Solution 2 – Restart Microsoft Exchange Active Directory Topology service This is just a temporary solution, and you’ll have to repeat it every time this error appears. To restart Microsoft Exchange Active Directory Topology service, do the following: After this service restarts, open Outlook and check if the problem is fixed.

Specific case – Message stuck in Outbox Outlook 2007 POP3

Solution – Copy all emails from the problematic pst Few users reported that they fixed this issue simply by copying all emails from the problematic pst file to a new pst. After you do that, remove the old pst file along with the problematic Outbox and the problem should be fixed. Message stuck in Outlook 2007 Outbox can be a big problem and prevent you from sending emails, but as you can see, this problem can be easily resolved by using one of our solutions. If you have any more questions about Outlook 2007, feel free to leave them in the comments section below and we’ll take a look.

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