...
- Turn on debug mode
- click "dbstoop if error on the quickcess toolbar
- type >>dbstop if error
- Want for error; it will open in a file
- Move "up" two files: type this twice
- >>dbup,
- Type A.study{i,j} to see the study
- Type >>i to see the group number
- Type A.group{i} to see the group
To delete a study with no subject, go to that project's configuration. You will also see that a study has no valid subject if their subject name is empty.