Ora_setup -r is used to remove/unistall Shareplex on Windows.
During the run, it errors out with the following message:
[09/24/2012 14:09:06] - Error Sql - DROP SEQUENCE SPLEX.SHAREPLEX_DATAEQUATOR_JOB_ID
ORA-02289: sequence does not exist
Dropping table: SPLEX.SHAREPLEX_OOS_MASTER
[09/24/2012 14:09:06] - Error Sql - DROP TABLE SPLEX.SHAREPLEX_OOS_MASTER
ORA-02449: unique/primary keys in table referenced by foreign keys