vSphere Replication Error Another VM has the same UUID

Hi

I have stopped replication for a VM on vSphere 5.5 environment, when i try to configure the replication again, i get this error below:

I have followed the following VMWare KB:

http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2065033

when I try to access VRMS 5.8.1.0 MOB URL: https://IP_address_of_primnary_VRM_server:8043/mob/?moid=GID ??? ... with my parameters i get nothing

Please Advise

regards.