Re: Still having trouble with saving BelongsToMany data

This is my add function and its add.ctp form Im following the google group and this repository so you know how my other baked entities tables controllers are

public function add()      {          $sobre = $this->Sobres->newEntity();          if ($this->request->is('post')) {              // Reset indexes on the associated data         $this->request->data['products'] = array_values($this->request->data['products']);        $sobre = $this->Sobres->patchEntity($sobre, $this->request->data,                                              ['associated' => ['Products._joinData']]);  //          $sobre = $this->Sobres->patchEntity($sobre, $this->request->data,['associated'=>['products._joinData']]);  //            $sobre->dirty('products._joinData',true);              if ($this->Sobres->save($sobre)) {                  $this->Flash->success('The sobre has been saved.');  //                return $this->redirect(['action' => 'index']);              } else {                  $this->Flash->error('The listing could not be saved. Please, try again.');              }          }          $users = $this->Sobres->Users->find('list');          $clients = $this->Sobres->Clients->find('list');          $products = $this->Sobres->Products->find('list');          $this->set(compact('sobre', 'users', 'clients', 'products'));          $this->set('_serialize', ['sobre']);      }  

<div class="sobres form large-10 medium-9 columns">      <?= $this->Form->create($sobre); ?>      <fieldset>          <legend><?= __('Add Sobre') ?></legend>          <?php                   echo $this->Form->input('user_id', ['options' => $users]);              echo $this->Form->input('client_id', ['options' => $clients]);              echo $this->Form->input('total');                if(!empty($products)){                  $i =0;                  foreach( $products as $k => $pro){                              echo $this->Form->input('products.'.$i.'.id',['type'=>'checkbox','value'=>$k,'label'=>$pro]);                               echo $this->Form->input('products.'.$i.'._joinData.quantity');   //                              echo $this->Form->input('products.'.$i.'.name',['type'=>'hidden','value'=>$pro]);  //                            echo $this->Form->input('products.'.$i.'.price',['type'=>'hidden','value'=>$pro]);                              $i++;                          }                          }              ?>      </fieldset>      <?= $this->Form->button(__('Submit')) ?>      <?= $this->Form->end() ?>  </div>  

PLEASE HELP!!!

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