From: Adam Bien <abien_at_adam-bien.com>
Date: Tue, 3 Nov 2009 13:24:09 +0100

Hi All,

I just found that if you deploy a project incrementally, then delete
it from the file system (I did it after a Java EE workshop - it is a
perfect use case), they still appear in GF and cannot be deleted
without directly editing the domain.xml.

See also: https://glassfish.dev.java.net/issues/show_bug.cgi?id=10768

regards,

adam