Can't display Integration Monitoring messages

Hi ,

I am facing a problem with mywebmethods. I have configured everythign But when I try to display stuff in Integration Monitoring

i get this error message :

[POP.012.9002.wm_mon_service_list] Remote Exception caught: electric.util.WrappedException: java.rmi.UnmarshalException:
could not find a type with qname [url]http://localhost/ws/monitor/service/getList:thumbnails[/url]

Can anyone let me know on the same.

With Regards,