Trying to integrate Shipstation with Magento 2.4.4. The extension is
version 2.3.1 from the Magento marketplace. I'm getting the following
error in the admin area. Deprecated Functionality: error_log(): Passing
null to parameter #1 ($message) of type...
I haven't tried this yet, although I can send and receive the test email
from Settings->Templates->Email Templates. I would say this is an issue
with ShipStation, and is not related to the magento extension.
Personally, I would sooner send my own ema...