CUBE IDE v 1.18.1 Shows empty folder, but there are files!

[DPate.5]

- Folder in projects shows no file (empty) when expanding.

There are already files in project folders in path.

 

 

[TDK]

right click project -> refresh

also reset any filters you may have set

ensure you're looking at the same place as in windows explorer (right click folder -> properties, show and compare)