vxrail cluster vcenter upgraded to latest version without using vxrail upgrade procedure

My VXRail cluster vcenter been upgraded to latest version without following vxrail standard procedure. now trying to upgrade using vxrail update method but it fails with following error,

VxRail Update ran into a problem...

1. Upgrade failed. Cluster component VMware vCenter Server Appliance is incompatible. Current version: 7.0.2-18455184. Expected version: 7.0.0-15952599.

could someone advise how to fix this