last version of standalone NCC/NIS 0.6.87, i just updated my java version to see if that was the problem i still get this error and warnings in the console
2017-04-21 22:09:12.485 WARNING Timer UPDATE NODE EXPERIENCES raised exception: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.node.InvalidNodeEndpointException: host is unknown
java.util.concurrent.CompletionException: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.node.InvalidNodeEndpointException: host is unknown
at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273)
at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280)
at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:604)
at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:577)
at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474)
at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962)
at org.nem.core.connect.HttpMethodClient$HttpMethodClientFutureCallback.completed(HttpMethodClient.java:196)
at org.nem.core.connect.HttpMethodClient$HttpMethodClientFutureCallback.completed(HttpMethodClient.java:186)
at org.apache.http.concurrent.BasicFuture.completed(BasicFuture.java:119)
at org.apache.http.impl.nio.client.DefaultClientExchangeHandlerImpl.responseCompleted(DefaultClientExchangeHandlerImpl.java:177)
at org.apache.http.nio.protocol.HttpAsyncRequestExecutor.processResponse(HttpAsyncRequestExecutor.java:432)
at org.apache.http.nio.protocol.HttpAsyncRequestExecutor.inputReady(HttpAsyncRequestExecutor.java:325)
at org.apache.http.impl.nio.DefaultNHttpClientConnection.consumeInput(DefaultNHttpClientConnection.java:267)
at org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:81)
at org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:39)
at org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:116)
at org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:164)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:339)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvents(AbstractIOReactor.java:317)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:278)
at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:106)
at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:590)
at java.lang.Thread.run(Thread.java:745)
Caused by: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.node.InvalidNodeEndpointException: host is unknown
at org.nem.core.serialization.BinaryDeserializer.deserializeObject(BinaryDeserializer.java:120)
at org.nem.core.serialization.BinaryDeserializer.lambda$readOptionalObject$6(BinaryDeserializer.java:84)
at org.nem.core.serialization.BinaryDeserializer.readIfNotEmpty(BinaryDeserializer.java:143)
at org.nem.core.serialization.BinaryDeserializer.readOptionalObject(BinaryDeserializer.java:84)
at org.nem.core.serialization.Deserializer.readObject(Deserializer.java:253)
at org.nem.peer.node.AuthenticatedResponse.(AuthenticatedResponse.java:39)
at org.nem.nis.sz.uht.a(HttpConnector.java:176)
at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602)
… 20 more
Caused by: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.node.InvalidNodeEndpointException: host is unknown
at org.nem.core.serialization.BinaryDeserializer.deserializeObject(BinaryDeserializer.java:120)
at org.nem.core.serialization.BinaryDeserializer.lambda$readOptionalObjectArray$7(BinaryDeserializer.java:97)
at org.nem.core.serialization.BinaryDeserializer.readIfNotEmpty(BinaryDeserializer.java:143)
at org.nem.core.serialization.BinaryDeserializer.readOptionalObjectArray(BinaryDeserializer.java:89)
at org.nem.core.serialization.Deserializer.readObjectArray(Deserializer.java:279)
at org.nem.peer.trust.score.NodeExperiencesPair.(NodeExperiencesPair.java:34)
at org.nem.core.serialization.BinaryDeserializer.deserializeObject(BinaryDeserializer.java:117)
… 27 more
Caused by: org.nem.core.serialization.SerializationException: org.nem.core.serialization.SerializationException: org.nem.core.node.InvalidNodeEndpointException: host is unknown
at org.nem.core.serialization.BinaryDeserializer.deserializeObject(BinaryDeserializer.java:120)
at org.nem.core.serialization.BinaryDeserializer.lambda$readOptionalObject$6(BinaryDeserializer.java:84)
at org.nem.core.serialization.BinaryDeserializer.readIfNotEmpty(BinaryDeserializer.java:143)
at org.nem.core.serialization.BinaryDeserializer.readOptionalObject(BinaryDeserializer.java:84)
at org.nem.core.serialization.Deserializer.readObject(Deserializer.java:253)
at org.nem.peer.trust.score.NodeExperiencePair.(NodeExperiencePair.java:30)
at org.nem.core.serialization.BinaryDeserializer.deserializeObject(BinaryDeserializer.java:117)
… 33 more
Caused by: org.nem.core.serialization.SerializationException: org.nem.core.node.InvalidNodeEndpointException: host is unknown
at org.nem.core.serialization.BinaryDeserializer.deserializeObject(BinaryDeserializer.java:120)
at org.nem.core.serialization.BinaryDeserializer.lambda$readOptionalObject$6(BinaryDeserializer.java:84)
at org.nem.core.serialization.BinaryDeserializer.readIfNotEmpty(BinaryDeserializer.java:143)
at org.nem.core.serialization.BinaryDeserializer.readOptionalObject(BinaryDeserializer.java:84)
at org.nem.core.serialization.Deserializer.readObject(Deserializer.java:253)
at org.nem.core.node.Node.(Node.java:48)
at org.nem.core.serialization.BinaryDeserializer.deserializeObject(BinaryDeserializer.java:117)
… 39 more
Caused by: org.nem.core.node.InvalidNodeEndpointException: host is unknown
at org.nem.core.node.NodeEndpoint.getNormalizedHost(NodeEndpoint.java:91)
at org.nem.core.node.NodeEndpoint.(NodeEndpoint.java:52)
at org.nem.core.serialization.BinaryDeserializer.deserializeObject(BinaryDeserializer.java:117)
… 45 more
Caused by: java.net.UnknownHostException: 185.122.57.78 : nodename nor servname provided, or not known
at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:928)
at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1323)
at java.net.InetAddress.getAllByName0(InetAddress.java:1276)
at java.net.InetAddress.getAllByName(InetAddress.java:1192)
at java.net.InetAddress.getAllByName(InetAddress.java:1126)
at java.net.InetAddress.getByName(InetAddress.java:1076)
at org.nem.core.node.NodeEndpoint.getNormalizedHost(NodeEndpoint.java:88)
… 47 more
2017-04-21 22:09:28.229 SEVERE INDIRECT fatal error encountered while communicating with <Node [ND2BJFUQW5E3A7UJ7EVSAHCWC5P6YO5WYXKTNSVL ] @ [139.196.203.180]>: java.util.concurrent.CompletionException: org.nem.peer.node.ImpersonatingPeerException: entity source cannot be verified (org.nem.peer.services.NodeRefresher a)
2017-04-21 22:09:28.230 INFO couldn’t verify response from node 'NAJHS7JGBDVQZUUTGHN7H6UVD526UWAICJEN5DX5 ’ (org.nem.peer.node.AuthenticatedResponse a)
2017-04-21 22:09:28.230 SEVERE INDIRECT fatal error encountered while communicating with <Node [NAJHS7JGBDVQZUUTGHN7H6UVD526UWAICJEN5DX5 ] @ [139.196.203.180]>: java.util.concurrent.CompletionException: org.nem.peer.node.ImpersonatingPeerException: entity source cannot be verified (org.nem.peer.services.NodeRefresher a)
2017-04-21 22:09:28.892 INFO 1 harvesters are attempting to harvest a new block. (org.nem.nis.ld.bff cH)