Won't fix
Reported for: Toolset Divi Integration 1.5
If “Visual Editor” cell is used before “Divi content row”, it creates conflicts when user tries to invoke Divi’s Front-end Builder. Divi content row is where the main content of the page (i.e. Post Body) is rendered.
While this kind of integration is deprecated, if you still use it you can adopt the following workarounds:
FYI: I also got this problem when a Visual Editor cell is used after the Divi content row.
We apologize for this inconvenience. This matter is in development and we are trying our best to resolve it in a future version.