The behavior seems to have changed in 4.x code. We were able to work around this by changing the default IP SLA policy under the Common tenant, and changed TCP port from 0 to 1. After the change, we can now roll back to any NEW checkpoints (created a...
For what its worth, I am seeing this same issue running 14.2(6d) and here is the output you requested from our apic- apic01# moquery -c fvIPSLAMonitoringPolTotal Objects shown: 1# fv.IPSLAMonitoringPolname : defaultannotation :childAction :descr :dn ...