Database Error

Bonjour je suis entrain de suivre les épisode de développement sur CakePHP et a la fin du 3ème jour une fois le flux RSS opérationnel j'ai 2 problèmes qui ressortent un qui me gêne l'autre moins : L'icone du flux rss n'apparait pas** Voici le code: [code] <link href="<?php%20echo%20%24this->Html->url(array('controller'%20=>%20'posts',%20'action'%20=>%20'feed',%20'ext'%20=>%20'rss'));%20?>" rel="alternate" type="application/rss+xml" title="Portfolio">[/code] Lorsque je tente d'atteindre une page ou un post j'ai une erreur qui est la suivante :** **Database Error** **Error:** SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'id' in where clause is ambiguous **SQL Query:** SELECT Post.id, Post.title, Post.slug, Post.body, Post.type, Post.created, Post.online, Post.category\_id, Category.id, Category.name, Category.slug, Category.post\_count FROM posts AS Post LEFT JOIN categories AS Category ON (Post.category\_id = Category.id) WHERE id = 7 AND type = 'post' ORDER BY Post.created DESC LIMIT 1 **** **Notice:** If you want to customize this error message, create app\View\Errors\pdo_error.ctp Stack Trace [code]C:\Wamp\www\cakephp\lib\Cake\Model\Datasource\DboSource.php(436): PDOStatement->execute(Array) C:\Wamp\www\cakephp\lib\Cake\Model\Datasource\DboSource.php(403): DboSource->_execute('SELECT Post....', Array) C:\Wamp\www\cakephp\lib\Cake\Model\Datasource\DboSource.php(645): DboSource->execute('SELECTPost....', Array, Array) C:\Wamp\www\cakephp\lib\Cake\Model\Datasource\DboSource.php(1040): DboSource->fetchAll('SELECT Post.`...', false) C:\Wamp\www\cakephp\lib\Cake\Model\Model.php(2458): DboSource->read(Object(Post), Array) C:\Wamp\www\cakephp\app\Controller\PostsController.php(39): Model->find('first', Array) [internal function]: PostsController->show('7', 'hein') C:\Wamp\www\cakephp\lib\Cake\Controller\Controller.php(473): ReflectionMethod->invokeArgs(Object(PostsController), Array) C:\Wamp\www\cakephp\lib\Cake\Routing\Dispatcher.php(107): Controller->invokeAction(Object(CakeRequest)) C:\Wamp\www\cakephp\lib\Cake\Routing\Dispatcher.php(89): Dispatcher->_invoke(Object(PostsController), Object(CakeRequest), Object(CakeResponse)) C:\Wamp\www\cakephp\app\webroot\index.php(96): Dispatcher->dispatch(Object(CakeRequest), Object(CakeResponse)) {main}[/code]