You experience one of the following problems when you are debugging your program:
Cause: The reason for this may be that the symbols file (the .idy file) is not found.
To confirm that this is the issue:
This shows the program name, and if the .idy file was loaded.
This opens the Modules window that shows all the programs that have been loaded and the relevant symbol status for them.
This displays the directory paths that were used to search for the .idy file.