SYS-ADMIN - opmanger not reporting xxx-xxx-xxx disk space correctly

SYS-ADMIN - opmanger not reporting xxx-xxx-xxx disk space correctly

Hi,
 
We have an issue with OpManager reporting 120% disk usage. ie setting 200% as the total size.
 
It is monitoring a 10Tb HDD is this a bug? Is there a fix for this at all?
 
Thank,
Andy
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