Title: Fatal Error: Interface ContactInterface not found
Last modified: April 5, 2024

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# Fatal Error: Interface ContactInterface not found

 *  [homepagehelden](https://wordpress.org/support/users/homepagehelden/)
 * (@homepagehelden)
 * [2 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-interface-contactinterface-not-found/)
 * If I try to activate the plugin, I get a fatal error.
   It seems to me it might
   be related to WPML.
 * WordPress Version 6.5
   PHP-Version 8.1.27SALESmanago Version 3.2.5 von SALESmanagoWPML
   Multilingual CMS Version 4.6.9 von OnTheGoSystemsKindly check the error:
 * `Fatal error: Uncaught Error: Interface "SALESmanago\Entity\Contact\ContactInterface"
   not found in /usr/www/users/XXX/wp-content/plugins/salesmanago/vendor/salesmanago/
   api-sso-util/src/Entity/Contact/Contact.php:12 Stack trace: #0 /usr/www/users/
   XXX/wp-content/plugins/sitepress-multilingual-cms/vendor/composer/ClassLoader.
   php(571): include() #1 /usr/www/users/XXX/wp-content/plugins/sitepress-multilingual-
   cms/vendor/composer/ClassLoader.php(428): Composer\Autoload\includeFile() #2 /
   usr/www/users/XXX/wp-content/plugins/salesmanago/src/Admin/Model/AdminActionModel.
   php(28): Composer\Autoload\ClassLoader->loadClass() #3 /usr/www/users/XXX/wp-
   content/plugins/salesmanago/src/Admin/Controller/AdminActionController.php(50):
   bhr\Admin\Model\AdminActionModel->__construct() #4 /usr/www/users/XXX/wp-content/
   plugins/salesmanago/src/Admin/Admin.php(55): bhr\Admin\Controller\AdminActionController-
   >__construct() #5 /usr/www/users/XXX/wp-content/plugins/salesmanago/salesmanago.
   php(48): bhr\Admin\Admin->__construct() #6 /usr/www/users/XXX/wp-admin/includes/
   plugin.php(2389): include_once('/usr/www/users/…') #7 /usr/www/users/XXX/wp-admin/
   plugins.php(194): plugin_sandbox_scrape() #8 {main} thrown in /usr/www/users/
   XXX/wp-content/plugins/salesmanago/vendor/salesmanago/api-sso-util/src/Entity/
   Contact/Contact.php on line 12`

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Plugin Author [SALESmanago](https://wordpress.org/support/users/salesmanag0/)
 * (@salesmanag0)
 * [2 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-interface-contactinterface-not-found/#post-17554496)
 * Hi!
 * Thanks so much for getting in touch. Our Technical Support Team is on it, diving
   into the details of your issue. We’re targeting to have an update for you by 
   the next business day (Monday). It looks like the error log you sent over has
   all we need to figure things out, so just hang tight while we are investigating
   the issue.
   Best regards,Sergiusz Olszewski from SALESmanago
 *  Plugin Author [SALESmanago](https://wordpress.org/support/users/salesmanag0/)
 * (@salesmanag0)
 * [2 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-interface-contactinterface-not-found/#post-17562230)
 * Hello,
 * We’ve created an internal issue and we’re pretty sure that the problem is related
   to extension you mentioned.
 * We definitely need more details or even an access to your test environment.
   Please
   make sure that you don’t make any changes in our plugin files.The code you sent
   reports that a file is missing,
 * [@homepagehelden](https://wordpress.org/support/users/homepagehelden/) please
   contact your CS Manager from SALESmanago and tell him to contact the Integration
   Team to let us connect the issue with you, as our customer.
 * Best,
   Eryk Sikora from SALESmanago

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘Fatal Error: Interface ContactInterface not found’ is closed to new replies.

 * ![](https://ps.w.org/salesmanago/assets/icon-256x256.png?rev=3341398)
 * [SALESmanago & Leadoo](https://wordpress.org/plugins/salesmanago/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/salesmanago/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/salesmanago/)
 * [Active Topics](https://wordpress.org/support/plugin/salesmanago/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/salesmanago/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/salesmanago/reviews/)

 * 2 replies
 * 2 participants
 * Last reply from: [SALESmanago](https://wordpress.org/support/users/salesmanag0/)
 * Last activity: [2 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-interface-contactinterface-not-found/#post-17562230)
 * Status: not resolved