Yes I have tried restarting many times without success. It appear the vapi logs are displaying some issues:
2018-08-22T17:47:21.288-04:00 | WARN | state-manager1 | ApiInterfacesFactory | Retrieving interfaces for service bebfb03b-f20e-4b25-b5f9-57b1dd3cb9f2\com.vmware.cis.vdcs.vapi has failed.
com.vmware.vapi.client.exception.TransportProtocolException: HTTP response with status code 404 (enable debug logging for details): <!doctype html><html lang="en"><head><title>HTTP Status 404 – Not Found</title><style type="text/css">h1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} h2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} h3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} body {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} b {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} p {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;} a {color:black;} a.name {color:black;} .line {height:1px;background-color:#525D76;border:none;}</style></head><body><h1>HTTP Status 404 – Not Found</h1><hr class="line" /><p><b>Type</b> Status Report</p><p><b>Description</b> The origin server did not find a current representation for the target resource or is not willing to disclose that one exists.</p><hr class="line" /><h3>Apache Tomcat/8.5.23</h3></body></html>
at com.vmware.vapi.internal.protocol.client.rpc.http.ApacheHttpUtil.validateHttpResponse(ApacheHttpUtil.java:71)
at com.vmware.vapi.internal.protocol.client.rpc.http.ApacheHttpAsyncClientTransport$SingleResponseConsumer.responseCompleted(ApacheHttpAsyncClientTransport.java:467)
at com.vmware.vapi.internal.protocol.client.rpc.http.ApacheHttpAsyncClientTransport$DecoratorConsumer.responseCompleted(ApacheHttpAsyncClientTransport.java:333)
at org.apache.http.impl.nio.client.MainClientExec.responseCompleted(MainClientExec.java:418)
at org.apache.http.impl.nio.client.DefaultClientExchangeHandlerImpl.responseCompleted(DefaultClientExchangeHandlerImpl.java:164)
at org.apache.http.nio.protocol.HttpAsyncRequestExecutor.processResponse(HttpAsyncRequestExecutor.java:355)
at org.apache.http.nio.protocol.HttpAsyncRequestExecutor.inputReady(HttpAsyncRequestExecutor.java:242)
at org.apache.http.impl.nio.client.LoggingAsyncRequestExecutor.inputReady(LoggingAsyncRequestExecutor.java:87)
at org.apache.http.impl.nio.DefaultNHttpClientConnection.consumeInput(DefaultNHttpClientConnection.java:264)
at org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:73)
at org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:37)
at org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:113)
at org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:159)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:338)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvents(AbstractIOReactor.java:316)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:277)
at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:105)
at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:584)
at java.lang.Thread.run(Thread.java:748)
2018-08-22T17:47:21.290-04:00 | WARN | state-manager1 | ApiInterfacesFactory | The cache does not contain entry for service bebfb03b-f20e-4b25-b5f9-57b1dd3cb9f2\com.vmware.cis.vdcs.vapi. The interfaces will be skipped.
2018-08-22T17:47:21.290-04:00 | WARN | state-manager1 | ApiInterfacesFactory | The cache does not contain entry for service bebfb03b-f20e-4b25-b5f9-57b1dd3cb9f2\com.vmware.cis.vdcs.vapi. The interfaces will be skipped.
2018-08-22T17:47:21.290-04:00 | INFO | state-manager1 | HealthStatusCollectorImpl | HEALTH YELLOW Failed to connect to bebfb03b-f20e-4b25-b5f9-57b1dd3cb9f2\com.vmware.cis.vdcs.vapi vAPI provider.
2018-08-22T17:47:21.325-04:00 | WARN | state-manager1 | ApiInterfacesFactory | Retrieving interfaces for service 8acd5b44-ffcd-4ddb-b7eb-ead46bc48fc2\com.vmware.cis.ts.vapi has failed.
java.nio.charset.UnsupportedCharsetException: plain
at java.nio.charset.Charset.forName(Charset.java:531)
at org.apache.http.entity.ContentType.<init>(ContentType.java:111)
at org.apache.http.entity.ContentType.create(ContentType.java:210)
at org.apache.http.entity.ContentType.get(ContentType.java:258)
at org.apache.http.entity.ContentType.getOrDefault(ContentType.java:277)
at org.apache.http.nio.protocol.AbstractAsyncResponseConsumer.responseReceived(AbstractAsyncResponseConsumer.java:128)
at com.vmware.vapi.internal.protocol.client.rpc.http.ApacheHttpAsyncClientTransport$DecoratorConsumer.responseReceived(ApacheHttpAsyncClientTransport.java:318)
at com.vmware.vapi.internal.protocol.client.rpc.http.ApacheHttpAsyncClientTransport$MainConsumer.responseReceived(ApacheHttpAsyncClientTransport.java:433)
at org.apache.http.impl.nio.client.MainClientExec.responseReceived(MainClientExec.java:332)
at org.apache.http.impl.nio.client.DefaultClientExchangeHandlerImpl.responseReceived(DefaultClientExchangeHandlerImpl.java:148)
at org.apache.http.nio.protocol.HttpAsyncRequestExecutor.responseReceived(HttpAsyncRequestExecutor.java:224)
at org.apache.http.impl.nio.client.LoggingAsyncRequestExecutor.responseReceived(LoggingAsyncRequestExecutor.java:112)
at org.apache.http.impl.nio.DefaultNHttpClientConnection.consumeInput(DefaultNHttpClientConnection.java:254)
at org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:73)
at org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:37)
at org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:113)
at org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:159)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:338)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvents(AbstractIOReactor.java:316)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:277)
at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:105)
at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:584)
at java.lang.Thread.run(Thread.java:748)
2018-08-22T17:47:21.326-04:00 | WARN | state-manager1 | ApiInterfacesFactory | The cache does not contain entry for service 8acd5b44-ffcd-4ddb-b7eb-ead46bc48fc2\com.vmware.cis.ts.vapi. The interfaces will be skipped.
2018-08-22T17:47:21.326-04:00 | INFO | state-manager1 | HealthStatusCollectorImpl | HEALTH YELLOW Failed to connect to 8acd5b44-ffcd-4ddb-b7eb-ead46bc48fc2\com.vmware.cis.ts.vapi vAPI provider.
2018-08-22T17:47:21.375-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild metadata-sync-builder
2018-08-22T17:47:21.376-04:00 | INFO | state-manager1 | MetadataSynchronizationBuilder | rebuild
2018-08-22T17:47:21.553-04:00 | INFO | state-manager1 | MetadataSynchronizationBuilder | rebuild finished.
2018-08-22T17:47:21.554-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild api-metadata-builder
2018-08-22T17:47:21.590-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild diagnostic-state-builder
2018-08-22T17:47:21.591-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild security-dispatcher-builder
2018-08-22T17:47:21.592-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild endpoint-service-builder
2018-08-22T17:47:21.637-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild data-service-builder
2018-08-22T17:47:21.780-04:00 | INFO | state-manager1 | DataServiceHelper | Found 1 data service endpoints.
2018-08-22T17:47:21.780-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild inventory-service-builder
2018-08-22T17:47:21.831-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild router-builder
2018-08-22T17:47:21.832-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild public-api-builder
2018-08-22T17:47:21.832-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild request-filter-builder
2018-08-22T17:47:21.833-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild vapi-servlet-builder
2018-08-22T17:47:21.833-04:00 | INFO | state-manager1 | DefaultStateManager | Invoking rebuild rest-builder
2018-08-22T17:47:21.834-04:00 | INFO | state-manager1 | RestBuilder | Publishing REST servlet rest-servlet.
2018-08-22T17:47:21.834-04:00 | INFO | state-manager1 | RestBuilder | Publishing REST servlet rest-servlet-public.
2018-08-22T17:47:21.834-04:00 | INFO | state-manager1 | HealthStatusCollectorImpl | HEALTH GREEN Current vApi Endpoint health status is created between 2018-08-22T17:47:19EDT and 2018-08-22T17:47:21EDT.
2018-08-22T17:47:21.834-04:00 | INFO | state-manager1 | HealthConfigurationEventListener | Computed health status is = YELLOW
2018-08-22T17:47:21.834-04:00 | INFO | state-manager1 | HealthConfigurationEventListener | HEALTH Failed to connect to bebfb03b-f20e-4b25-b5f9-57b1dd3cb9f2\com.vmware.cis.vdcs.vapi vAPI provider.
2018-08-22T17:47:21.835-04:00 | INFO | state-manager1 | HealthConfigurationEventListener | HEALTH Failed to connect to 8acd5b44-ffcd-4ddb-b7eb-ead46bc48fc2\com.vmware.cis.ts.vapi vAPI provider.
2018-08-22T17:47:21.835-04:00 | INFO | state-manager1 | HealthConfigurationEventListener | HEALTH Current vApi Endpoint health status is created between 2018-08-22T17:47:19EDT and 2018-08-22T17:47:21EDT.
2018-08-22T17:47:21.835-04:00 | INFO | state-manager1 | DefaultStateManager | No changes. Skip rebuilding state.