salesforce email log

由于网络是不可靠的，所以是否发送除了逻辑还有可能是邮箱问题

reference

https://fairsail.my.site.com/sagepeoplecustomercommunity/s/article/How-To-Run-And-Check-Email-Logs#:~:text=R - Reception The email was successfully received. ,Salesforce%20will%20retry%20delivery%20over%20a%2024-hour%20period.