Once the folder opens, copy all the contents of the folder to your Desktop as a backup, then delete all files that have Envelope Index in its name.In the search bar, type in the following address: ~/Library/Mail/V2/MailData.Go to your Desktop, then hold down the Option key.Click Mail > Quit Mail to close the app.To manually re-index your messages, follow the steps below: But if Mac Mail keeps crashing in High Sierra and you can’t access the mailboxes, re-indexing manually is the best option. Whenever Mail detects a problem with any of the mailboxes, the app attempts to automatically re-index the messages by default. If Mail still fails to launch or you’re still having issues with it after rebuilding your mailboxes, the next step is to re-index your messages. If you notice some performance lag, wait for the rebuilding to finish before using your computer because this process consumes a lot of system resources. The process may take a while to finish, depending on the size of your mailbox. Click Mailbox in the top menu, then choose Rebuild.If you have multiple email accounts added to the Mail app, choose the mailbox you want to rebuild.Launch Mail by clicking the icon from the Dock.If your Mac Mail keeps crashing in High Sierra, you need to rebuild each mailbox to reset its settings. Removing all these junk can significantly improve your app’s performance and hopefully resolves this issue. Go through your emails one by one and get rid of those that you no longer need. To improve the app’s loading time, clean up your mail by regularly deleting everything in your Spam and Deleted Items folders. As those messages accumulate over time, your mailboxes become bloated and suffer problems such as freezing or crashing. The Mail app receives and sends out lots of emails every day. Next, determine which message is causing the error and delete it immediately. To find out which messages are causing the app shutdown, launch Mail then hold down the Shift key immediately to prevent the contents of your mailbox from being loaded.
When you open the mail app, messages are loaded automatically and one of them could be causing the crash. Sometimes crashes occur because of a problematic email message. If it still crashes, follow the solutions we listed below. Launch Mail again to check if you are able to load the app successfully. Use a Mac repair tool to delete cache files and perform routine maintenance cleanup, then restart your computer. Close your Mail app by clicking Mail > Quit Mail. About Outbyte, uninstall instructions, EULA, Privacy Policy.īefore you try anything else, it is important to do some basic troubleshooting first to see if this will resolve your Mail app problem.
The methods below cover most of the common causes of Mail app crashes and all you need to do is find one that works for you. This article will show you what to do when Mac Mail keeps crashing in High Sierra or other versions of macOS. It is also possible that the application itself is corrupted. Too many emails can also affect app performance, resulting in network hang-ups characterized by the spinning color wheel.
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It is likely that a recent update has broken the Mail app indexes, causing it to crash. There are different reasons why the Mail app quits unexpectedly on MacOSX High Sierra 10.13.6 and other macOS versions. There are also users who are not able to launch the Mail app at all. For most users, the crash happens immediately after launching the app, while others were able to click a few times before the app closes. The Mail app keeps quitting unexpectedly on High Sierra and Mojave that users are not able to load their inboxes. However, recent Mail app crashes in High Sierra and Mojave have brought inconvenience to a lot of users.
If you set the Mail app to automatically run during startup, your inbox will be loaded as soon as you boot up your Mac and your new emails are ready to be read. You can add all your email accounts on the app, so you don’t have to log in every time you need to check your email. Apple’s Mail app is highly useful for centralizing and managing emails from various service providers.