IBM TOTAL STORAGE DS8000 - Manual (Page 155)

CMUL00028E Invalid value: VALUE_0. This number must be a
percentage, entered as an integer between VALUE_1 and VALUE_2.
Explanation
The value must be an integer percentage. The specified value is not an integer
percentage.
Action
Enter an integer between the provided limits, and then resubmit the task.
CMUL00029E Unauthorized user
Explanation
Your user account has been created, but your system administrator has not granted
you access privileges.
Action
Contact your system administrator.
Chapter 5. DS Storage Manager console messages 135