unable to create a new VM

[marshallmathers]

all of a sudden started getting this error when trying to create a  New VM 

VCSA version: 7.0.3.00100

A general system error occurred: PBM error occurred during PreCreateCheckCallback: Connection refused: The remote service is not running, OR is overloaded, OR a firewall is rejecting connections.

[shaokat]

first please check whether your host is connected with the vCenter Server or not. 

you can follow this kb Restarting the Management agents in ESXi (1003490) (vmware.com)

I also face this kind of problem and solved follow this one.

[muakhtar]

Kindly find the below link

https://kb.vmware.com/s/article/53707