Environment
 Novell ZENworks 10 Configuration Management with Support Pack 2 - 10.2
  
Situation
 The License Consumption Information in ZCC is showing incorrect numbers.  The totals vary dramatically from day to day and sometimes only show 1 device.
  
Resolution
 This is fixed in version 10.2.2 - see KB 7004803 "ZENworks 10 Configuration Management 10.2.2 - update information and list of fixes" which can be found at https://www.novell.com/support