BEGIN
DBMS_OUTPUT.ENABLE(1000000);
DBMS_OUTPUT.PUT_LINE(Program started at ' || TO_CHAR(SYSDATE, 'DD-MON-YY HH:MI:SS'));

run_proc(1);
END;
/

The above code in a test script causes the debugger to hang, waiting on an (internal) PIPE call.

Is this a bug??