Multi master setup in kubernetes, weave net is not running properly

We have try to setup multi master in kubernete our network plugin is not properly ruuning. it’s showing below errors,

I follow below documents for setup multi master in kubernetes,

Cluster information:

Kubernetes version: v14.3.0
Cloud being used: (put bare-metal if not on a public cloud)
Installation method:
Host OS: 18.04.2
CNI and version:
CRI and version:

Below error we are getting after setup the weave net.

{“log”:“ERROR: logging before flag.Parse: E0701 07:51:53.278548 25716 reflector.go:205] github.com/weaveworks/weave/prog/weave-npc/main.go:321: Failed to list *v1.Namespace: Get https://10.96.0.1:443/api/v1/namespaces?limit=500\u0026resourceVersion=0: dial tcp 10.96.0.1:443: i/o timeout\n”,“stream”:“stderr”,“time”:“2019-07-01T07:51:53.278754803Z”}
{“log”:“ERROR: logging before flag.Parse: E0701 07:51:53.280424 25716 reflector.go:205] github.com/weaveworks/weave/prog/weave-npc/main.go:323: Failed to list *v1.NetworkPolicy: Get https://10.96.0.1:443/apis/networking.k8s.io/v1/networkpolicies?limit=500\u0026resourceVersion=0: dial tcp 10.96.0.1:443: i/o timeout\n”,“stream”:“stderr”,“time”:“2019-07-01T07:51:53.280526951Z”}
{“log”:“ERROR: logging before flag.Parse: E0701 07:51:53.285744 25716 reflector.go:205] github.com/weaveworks/weave/prog/weave-npc/main.go:322: Failed to list *v1.Pod: Get https://10.96.0.1:443/api/v1/pods?limit=500\u0026resourceVersion=0: dial tcp 10.96.0.1:443: i/o timeout\n”,“stream”:“stderr”,“time”:“2019-07-01T07:51:53.28588935Z”}

Below error we are getting after setup the Kube proxy.

{“log”:“E0701 07:57:20.105121 1 reflector.go:126] k8s.io/client-go/informers/factory.go:133: Failed to list *v1.Service: Get https://101.53.145.68:6443/api/v1/services?labelSelector=!service.kubernetes.io%2Fservice-proxy-name\u0026limit=500\u0026resourceVersion=0: x509: certificate signed by unknown authority (possibly because of “crypto/rsa: verification error” while trying to verify candidate authority certificate “kubernetes”)\n”,“stream”:“stderr”,“time”:“2019-07-01T07:57:20.105357775Z”}
{“log”:“E0701 07:57:20.107067 1 reflector.go:126] k8s.io/client-go/informers/factory.go:133: Failed to list *v1.Endpoints: Get https://101.53.145.68:6443/api/v1/endpoints?labelSelector=!service.kubernetes.io%2Fservice-proxy-name\u0026limit=500\u0026resourceVersion=0: x509: certificate signed by unknown authority (possibly because of “crypto/rsa: verification error” while trying to verify candidate authority certificate “kubernetes”)\n”,“stream”:“stderr”,“time”:“2019-07-01T07:57:20.107170774Z”}

If you are using HA cluster you need to have a load balancer configured. For the VIP to master hosts 6443 (generaly). Based on the message it seems like a problem with the load balancer.