I'm developing a custom SMS module in Magento 1.6. I've setup the system.xml file to manage the related custom configuration fields. The menu entry shows up, but when I click it, a 404 error page...

Mage/Adminhtml/Widget/Grid/Column/Renderer/Concat.php -- can someone please provide an example of its usage? For instance, can it be used in place of: $this->addColumn('order_item', array( 'he...

How do I set "Enabled","None" as default value for "Status","Tax class" fields in admin?

Once upon a time I tried creating some custom columns. I created the entire XML structure like I should have. I created controllers. I even created the custom grid controller. After creating my c...

I just set up an admin module with a grid view using the module creator, and it works great, but now I need to add another grid view within the same module. I copied and renamed all the files rele...