Thank you. The reason is that I use the MYSQL 5.7 as external database, but the campaign is an old version, I just updated the Adobe campaign, the issue has been resolved.
Hi Adhiyan,Thank you for your response. I need to add a channel named Wechat. Wechat is very popular in China. I'm able to push the wechat message to the recipient by using the javascript. But I felt it is difficult to add a new activity icon to the workflow. Does the Adobe campaign have a version t...