ORA-40363
        An attempt to grant administrative privileges to SYS user failed.
        
        
        Cause
        An attempt was made to grant SYSOPER or SYSDBA privileges to SYS user. These administrative privileges cannot be granted to SYS, since SYS always has SYSOPER and SYSDBA privileges.
        Action
        Grant administrative privileges to users other than SYS.
        
     
    
    
        ORA-40363
        GRANT failed: user SYS always has SYSOPER and SYSDBA
        
        
        Cause
        An attempt was made to grant SYSOPER or SYSDBA privileges to SYS user. These administrative privileges cannot be granted to SYS, since SYS always has SYSOPER and SYSDBA privileges.
        Action
        Try granting administrative privilege to users other than SYS.
        
     
    
    
        ORA-40363
        GRANT failed: user SYS always has SYSOPER and SYSDBA
        
        
        Cause
        An attempt was made to grant SYSOPER or SYSDBA privileges to SYS user. These administrative privileges cannot be granted to SYS, since SYS always has SYSOPER and SYSDBA privileges.
        Action
        Try granting administrative privilege to users other than SYS.