refs #5772 smtp.send() error throw flow fix

print/core/smtp.js

@@ -20,14 +20,18 @@ module.exports = {
             options.to = config.app.senderEmail;
         }
 
+        let res;
         let error;
-        return this.transporter.sendMail(options).catch(err => {
+        try {
+            res = await this.transporter.sendMail(options);
+        } catch (err) {
             error = err;
-
             throw err;
-        }).finally(async() => {
+        } finally {
             await this.mailLog(options, error);
-        });
+        }
+
+        return res;
     },
 
     async mailLog(options, error) {