That happens when you delete the file manually and not from the IDE, to fix it, you will have to manually edit the ".b4a" file using a text editor such as Notepad and remove the reference to the missing file.
That happens when you delete the file manually and not from the IDE, to fix it, you will have to manually edit the ".b4a" file using a text editor such as Notepad and remove the reference to the missing file.