Error Message When Trying To Use Sysstats On Objectdock

[footynutdyl]

When i install sysstats (and i did install it correctly) then i go onto objectdock and add a sysstats docklet it immediately comes up with

Objectdock has encountered a problem and needs to close. We are sorry for the inconvenience.

Then it has a load of writing

Then it says 'save report' or 'exit'.

I have reinstalled objectdock and tried it and still it happens.