when ran the command omnimm -reset_poor_medium Medium_Name

I have cell manager 8.0 in windows server 2008 R2, when run the command omnimm -reset_poor_medium  Medium_Name , the medium don´t change to good state, i refresh the GUI interface and the tape stillinpoor state, I havealso other error when a run a internal database backup get the following error:

[Critical] From: OB2BAR_POSTGRES_BAR@  cell name "DPIDB"  Time: 1/22/2014 4:35:56 PM

      Check of the Internal Database consistency failed

Iranthecommandsomnidbcheckreviewingthe databaseand the result isOK.

thanks for your help