# Problem with the Mail App **URL:** \ **Category:** ℹ️ Support\ **Tags:** snap, mail-app\ **Created:** [June 8, 2018, 4:48pm UTC](https://help.nextcloud.com/t/problem-with-the-mail-app/32731 "2018-06-08T16:48:33Z")\ **Posts on this page:** 7\ **Page:** 1
**Author:** ![ipaschalis](https://help.nextcloud.com/user_avatar/help.nextcloud.com/ipaschalis/32/17569_2.png) [@ipaschalis](https://help.nextcloud.com/u/ipaschalis)\ **Post date:** [June 8, 2018, 4:48pm UTC](https://help.nextcloud.com/t/problem-with-the-mail-app/32731/1 "2018-06-08T16:48:34Z")
Hello all I have two Nextcloud installations ( 13.02 on Snap) on two different servers. Today I got on both installations the same error message if want to the mail app. In the middle of the screen “Accounts louding” Error: An unknown Error ocurred. is known? Thanks ![image](https://help.nextcloud.com/uploads/default/original/2X/6/6060ef2c7e8d91a14d429c022ed56f5222554294.jpg) ---
**Author:** ![PancakeConnaisseur](https://help.nextcloud.com/letter_avatar/pancakeconnaisseur/32/6_22734026db12803ebb3e059622ac3534.png) [@PancakeConnaisseur](https://help.nextcloud.com/u/PancakeConnaisseur)\ **Post date:** [June 8, 2018, 5:17pm UTC](https://help.nextcloud.com/t/problem-with-the-mail-app/32731/2 "2018-06-08T17:17:09Z")
Did you check the log file at _data/nextcloud.log_? ---
**Author:** ![ipaschalis](https://help.nextcloud.com/user_avatar/help.nextcloud.com/ipaschalis/32/17569_2.png) [@ipaschalis](https://help.nextcloud.com/u/ipaschalis)\ **Post date:** [June 9, 2018, 5:46am UTC](https://help.nextcloud.com/t/problem-with-the-mail-app/32731/3 "2018-06-09T05:46:45Z")
I have found that Horde\_Imap\_Client\_Exception\_ServerResponse: IMAP error reported by server. 1. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/vendor/pear-pear.horde.org/Horde\_Imap\_Client/Horde/Imap/Client/Socket.php - line 4302: Horde\_Imap\_Client\_Socket-\>\_getLine(Object(Horde\_Imap\_Client\_Interaction\_Pipeline)) 2. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/vendor/pear-pear.horde.org/Horde\_Imap\_Client/Horde/Imap/Client/Socket.php - line 4230: Horde\_Imap\_Client\_Socket-\>\_sendCmdChunk(Object(Horde\_Imap\_Client\_Interaction\_Pipeline), Array) 3. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/vendor/pear-pear.horde.org/Horde\_Imap\_Client/Horde/Imap/Client/Socket.php - line 1751: Horde\_Imap\_Client\_Socket-\>\_sendCmd(Object(Horde\_Imap\_Client\_Interaction\_Pipeline)) 4. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/vendor/pear-pear.horde.org/Horde\_Imap\_Client/Horde/Imap/Client/Base.php - line 1728: Horde\_Imap\_Client\_Socket-\>\_status(Array, 8205) 5. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/vendor/pear-pear.horde.org/Horde\_Imap\_Client/Horde/Imap/Client/Base.php - line 4033: Horde\_Imap\_Client\_Base-\>status(Array, 8205) 6. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/vendor/pear-pear.horde.org/Horde\_Imap\_Client/Horde/Imap/Client/Base.php - line 3585: Horde\_Imap\_Client\_Base-\>\_syncStatus(‘INBOX.[Airmail]…’) 7. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/lib/IMAP/FolderMapper.php - line 65: Horde\_Imap\_Client\_Base-\>getSyncToken(‘INBOX.[Airmail]…’) 8. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/lib/Service/MailManager.php - line 84: OCA\Mail\IMAP\FolderMapper-\>getFolders(Object(OCA\Mail\Account), Object(Horde\_Imap\_Client\_Socket)) 9. /var/snap/nextcloud/6916/nextcloud/extra-apps/mail/lib/Controller/FoldersController.php - line 72: OCA\Mail\Service\MailManager-\>getFolders(Object(OCA\Mail\Account)) 10. [internal function] OCA\Mail\Controller\FoldersController-\>index(2) 11. /snap/nextcloud/6916/htdocs/lib/private/AppFramework/Http/Dispatcher.php - line 161: call\_user\_func\_array(Array, Array) 12. /snap/nextcloud/6916/htdocs/lib/private/AppFramework/Http/Dispatcher.php - line 91: OC\AppFramework\Http\Dispatcher-\>executeController(Object(OCA\Mail\Controller\FoldersController), ‘index’) 13. /snap/nextcloud/6916/htdocs/lib/private/AppFramework/App.php - line 115: OC\AppFramework\Http\Dispatcher-\>dispatch(Object(OCA\Mail\Controller\FoldersController), ‘index’) 14. /snap/nextcloud/6916/htdocs/lib/private/AppFramework/Routing/RouteActionHandler.php - line 47: OC\AppFramework\App main(‘OCA\Mail\Contro…’, ‘index’, Object(OC\AppFramework\DependencyInjection\DIContainer), Array) 15. [internal function] OC\AppFramework\Routing\RouteActionHandler-\>\_\_invoke(Array) 16. /snap/nextcloud/6916/htdocs/lib/private/Route/Router.php - line 297: call\_user\_func(Object(OC\AppFramework\Routing\RouteActionHandler), Array) 17. /snap/nextcloud/6916/htdocs/lib/base.php - line 999: OC\Route\Router-\>match(’/apps/mail/api/…’) 18. /snap/nextcloud/6916/htdocs/index.php - line 37: OC handleRequest() 19. {main} ---
**Author:** ![ipaschalis](https://help.nextcloud.com/user_avatar/help.nextcloud.com/ipaschalis/32/17569_2.png) [@ipaschalis](https://help.nextcloud.com/u/ipaschalis)\ **Post date:** [June 21, 2018, 11:10am UTC](https://help.nextcloud.com/t/problem-with-the-mail-app/32731/4 "2018-06-21T11:10:57Z")
Anyone an idea ---
**Author:** ![PancakeConnaisseur](https://help.nextcloud.com/letter_avatar/pancakeconnaisseur/32/6_22734026db12803ebb3e059622ac3534.png) [@PancakeConnaisseur](https://help.nextcloud.com/u/PancakeConnaisseur)\ **Post date:** [June 29, 2018, 7:26pm UTC](https://help.nextcloud.com/t/problem-with-the-mail-app/32731/5 "2018-06-29T19:26:53Z")
Are you using a default account or did you enter the mail account configuration manually? Have you tested the configuration with a dedicated IMAP client (e.g. Thunderbird)? ---
**Author:** ![wwe](https://help.nextcloud.com/user_avatar/help.nextcloud.com/wwe/32/72963_2.png) [@wwe](https://help.nextcloud.com/u/wwe)\ **Post date:** [December 4, 2024, 7:12am UTC](https://help.nextcloud.com/t/problem-with-the-mail-app/32731/6 "2024-12-04T07:12:55Z")
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**Author:** ![wwe](https://help.nextcloud.com/user_avatar/help.nextcloud.com/wwe/32/72963_2.png) [@wwe](https://help.nextcloud.com/u/wwe)\ **Post date:** [December 9, 2024, 2:51pm UTC](https://help.nextcloud.com/t/problem-with-the-mail-app/32731/7 "2024-12-09T14:51:41Z")