That seems expected to me, you just MOVED all the data, the indexes will have to be rebuild to point at the new location of all the LOBs. ----------------------- Ric Van Dyke Hotsos Enterprises ----------------------- Hotsos Symposium March 7 - 11, 2010 Be there. ________________________________ From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of lyallbarbour@xxxxxxxxxxxxxxx Sent: Tuesday, October 27, 2009 9:44 AM To: oracle-l@xxxxxxxxxxxxx Subject: Moving LOB's from tablespace to tablespace So, i had to move some LOB's from tablespace to different tablespace using the ALTER TABLE command. Thing is, after i did this, a bunch of indexes became UNUSABLE. Also, these indexes weren't on the LOB's... Anyone know what i did wrong? Or what happened? Lyall