A critical bug of 10.2.0.2. I had blood experience ...
possible error message could be
ORA-01595: error freeing extent (2) of rollback segment (10))
ORA-01594: attempt to wrap into rollback segment (10) extent (2) which is being
ORA-00600: internal error code, arguments: [2032], [12598820], [2131047733], [81
92], [0], [1], [4155315611], [362479617]
ORA-00600: internal error code, arguments: [kcbzpb_1], [2206308750], [4], [1], [], [], [], []
bug 584523