You have long removed SRM/vSphere replication.
You discovered a VM still had vSphere Replication enabled.
system has paused replication disk added to vm
Manually remove vSphere replication from vCenter
1. In a webbrowser go to: http://YOUR-vCenter Server/mob
2. Remove this extensions: “com.vmware.vcHms”
More information about MOB, and removing plugins from vCenter, here: http://www.viktorious.nl/2012/05/06/vcenter-howto-remove-a-plugin-from-the-plugin-manager/
Remove vSphere replication from the affected VM
1. vim-cmd vmsvc/getallvms |grep “NAME OF THE VM” <- You are merely looking for the VM's ID # 2. vim-cmd hbrsvc/vmreplica.disable [VM #] More hbrsvc commands can be found here: http://www.virtuallyghetto.com/2011/07/hbr-host-based-replication-cli-for-srm.html