does anyone see any error in my SQL stmt?

select rowid from dept
where rowid in (select rowid from exceptions)
/

ORA-01410: invalid ROWID

rowid in dept

AAAA+GAAGAAAAHiAAA
AAAA+GAAGAAAAHiAAB
AAAA+GAAGAAAAHiAAC
AAAA+GAAGAAAAHiAAD
AAAA+GAAGAAAAHiAAE


rowid in exceptions


AAAA+GAAGAAAAHiAAB
AAAA+GAAGAAAAHiAAE


?