----+----+------+----+-------+---------+----------------------------------------------------------------------------------------------------------
# |@RID|@CLASS|mode|name |inherited|rules
----+----+------+----+-------+---------+----------------------------------------------------------------------------------------------------------
0 |#4:0|ORole |1 |admin |null |{database.bypassRestricted=15}
1 |#4:1|ORole |0 |reader |null |{database.cluster.internal=2, database.cluster.orole=2, database=2, database.function=2, database.schem...
2 |#4:2|ORole |0 |writer |null |{database.cluster.internal=2, database.cluster.orole=2, database=2, database.schema=7, database.cluster...
3 |#4:4|ORole |0 |student|#4:2 |{database.class.Concept=5, database.class.Unit=5, database.class.Person=5, database.class.belongsTo=5, ...
----+----+------+----+-------+---------+----------------------------------------------------------------------------------------------------------
and the same goes for reader, writer and so on. Revoke throws the same error. What's wrong?