To ensure that we’re not running into a problem that only happens in 4.9, could you try making a copy of your project and converting the copy to a newer version of the editor such as 4.10 or 4.11?
To ensure that we’re not running into a problem that only happens in 4.9, could you try making a copy of your project and converting the copy to a newer version of the editor such as 4.10 or 4.11?