I am joined the IC/CC Beta program software, and when I went back to using the official release version, I got the Server Busy message. How do I fix it?"

1) Please click the link below to automatically download the .zip file :
https://ftp.reallusion.com/reallusionsupport/SGv1.13_Hotfix.zip

2) Follow the steps in the "How to.txt" file to solve the issue.

For more information about this issue, you can also refer to the Forum article below :
https://forum.reallusion.com/FindPost478480.aspx