Help Property CMS->meta_title is empty

[PhilippeRedien]

I had a cms (about us, au sujet) which filled with the site map list after some time 3 days I believe. I delete the cms because it didn't show about us but the list of the sitemap. I deleted this cms and now i can't modify my products : Property CMS->meta_title is empty nor add a cms.. [PrestaShopException] Property CMS->meta_title is empty at line 913 in file classes/ObjectModel.php 908. 909. $message = $this->validateField($field, $value, $id_lang); 910. if ($message !== true) 911. { 912. if ($die) 913. throw new PrestaShopException($message); 914. return $error_return ? $message : false; 915. } 916. } 917. } 918. • ObjectModelCore->validateFieldsLang - [line 319 - classes/ObjectModel.php] • ObjectModelCore->getFieldsLang - [line 511 - classes/ObjectModel.php] • ObjectModelCore->add - [line 71 - classes/CMS.php] - [2 Arguments] • CMSCore->add - [line 448 - classes/ObjectModel.php] - [2 Arguments] • ObjectModelCore->save - [line 890 - modules/pssitemap/pssitemap.php] • Pssitemap->updateCMS - [line 735 - modules/pssitemap/pssitemap.php] - [1 Arguments] • Pssitemap->hookActionObjectCmsAddAfter - [line 510 - classes/Hook.php] - [1 Arguments] • HookCore::exec - [line 539 - classes/ObjectModel.php] - [2 Arguments] • ObjectModelCore->add - [line 71 - classes/CMS.php] - [2 Arguments] • CMSCore->add - [line 329 - controllers/admin/AdminCmsController.php] • AdminCmsControllerCore->postProcess - [line 266 - modules/homesliderpro/controllers/admin/AdminCmsContent.php] • AdminCmsController->postProcess - [line 206 - controllers/admin/AdminCmsContentController.php] • AdminCmsContentControllerCore->postProcess - [line 171 - classes/controller/Controller.php] • ControllerCore->run - [line 373 - classes/Dispatcher.php] • DispatcherCore->dispatch - [line 54 - admin/index.php] what can i do ? Thank you. [email protected]