Created a new category and then created another new category. The latter category was made as a sub-category. I did not want that to be a child so I selected it and deleted it.
This caused the entire project to be deleted.
Version 1.5.258.0
I am in the process of recovering so I will see if I can reproduce it.
This caused the entire project to be deleted.
Version 1.5.258.0
I am in the process of recovering so I will see if I can reproduce it.