[IMP] payment acquirers: a note in Authorize.net

X-original-commit: df10f17c3e

content/applications/finance/payment_acquirers/authorize.rst

@@ -28,8 +28,13 @@ To retrieve them, log into your Authorize.Net account, go to :menuselection:`Acc
 Key**.
 
 .. important::
-   If you are trying Authorize.Net as a test, with a *sandbox account*, change the **State** to
-   *Test Mode*. We recommend doing this on a test Odoo database, rather than on your main database.
+   If you are trying Authorize.Net as a test, with a *sandbox account*, change the :guilabel:`State`
+   to :guilabel:`Test Mode`. We recommend doing this on a test Odoo database, rather than on your
+   main database.
+
+   If you set :guilabel:`Test Mode` on Odoo and use an authorize.net account instead of a
+   sandbox.authorize.net account, it results in the following error: *The merchant login ID or
+   password is invalid or the account is inactive*.
 
 Configuration tab
 -----------------