Log Section, 

1. 1. Go to the PrestaShop Admin panel.
   2. In the left navigation panel, place the cursor on the Lazada Integration menu.
      The menu appears as shown in the following figure:
      
   3. Click on Logs
      The page appears as shown in the figure:
      
   4. In this section, you can Logs.
   5. Enable debug mode and check if any exception error or issue is coming, so you can check here and resolve it.