Oracle Error Message
ORA-12490: DBHIGH cannot be lowered
Reason for the Error
You attempted to enter a value for DBHIGH that did not dominate the existing value of DBHIGH.
Solution
Enter a value for DBHIGH that dominates the old value.
ORA-12490: DBHIGH cannot be lowered
You attempted to enter a value for DBHIGH that did not dominate the existing value of DBHIGH.
Enter a value for DBHIGH that dominates the old value.