I want to allow the invoice save action once the order is in processing state for this i have to add some logics inside the Magento\Sales\Controller\Adminhtml\Order\Invoice save file. please advice me

  • please provide the code you want to add. easiest way is probably a observer or a plugin – Philipp Sander Feb 22 '19 at 12:21
  • @PhilippSander thank you so much for your reply.. i done with the plugin only. i made a mistake in preference type. ;) – Thilagavathy Rathinavelu Feb 22 '19 at 14:18


create a file for this xx\yy\Controller\Adminhtml\Order\Invoice\Save.php inside the save.php file write your own logic.

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