Hello I tried to follow this link to debug my pl/sql code using this tutorial
http://www.oracle.com/webfolder/technetwork/tutorials/obe/db/11g/r2/prod/appdev/sqldev/plsql_debug/plsql_debug_otn.htm but never been able to toggle breakpoint in my sql developer. when I try to reach from Run menu i found it inactive.
any help