java.lang.IllegalStateException: Missing: {attributes::nuget} version_download_count

Following "java.lang.IllegalStateException: Missing: {attributes::nuget} version_download_count excpetion observed in logs:

ERROR [qtp1660061419-6047] xxxx xxxxx com.google.common.eventbus.EventBus.nexus - Could not dispatch event ComponentCreatedEvent

Unknown macro: {metadata=AttachedEntityMetadata Unknown macro}

v1}, remoteNodeId=null} to subscriber com.sonatype.nexus.repository.nuget.internal.proxy.NugetProxyGalleryFacet$$EnhancerByGuice$$7daa145e@5f2faf36 method [public void com.sonatype.nexus.repository.nuget.internal.NugetLocalGalleryFacetSupport.on(org.sonatype.nexus.repository.storage.ComponentCreatedEvent)]2019-06-14 09:09:35,568+0200 ERROR [qtp1660061419-6047] benexrepo2 sdeprins com.google.common.eventbus.EventBus.nexus - Could not dispatch event ComponentCreatedEvent

Unknown macro: {metadata=AttachedEntityMetadata Unknown macro}

v1}, remoteNodeId=null} to subscriber com.sonatype.nexus.repository.nuget.internal.proxy.NugetProxyGalleryFacet$$EnhancerByGuice$$7daa145e@5f2faf36 method [public void com.sonatype.nexus.repository.nuget.internal.NugetLocalGalleryFacetSupport.on(org.sonatype.nexus.repository.storage.ComponentCreatedEvent)]java.lang.IllegalStateException: Missing: {attributes::nuget} version_download_count at com.google.common.base.Preconditions.checkState(Preconditions.java:504) at org.sonatype.nexus.common.collect.AttributesMap.require(AttributesMap.java:198) at org.sonatype.nexus.common.collect.AttributesMap.require(AttributesMap.java:216) at org.sonatype.nexus.common.collect.AttributesMap.require(AttributesMap.java:225) at com.sonatype.nexus.repository.nuget.internal.NugetLocalGalleryFacetSupport.maintainAggregateInfo(NugetLocalGalleryFacetSupport.java:619) at com.sonatype.nexus.repository.nuget.internal.NugetLocalGalleryFacetSupport.maintainAggregateInfo(NugetLocalGalleryFacetSupport.java:597) at org.sonatype.nexus.transaction.TransactionalWrapper.proceedWithTransaction(TransactionalWrapper.java:56) at org.sonatype.nexus.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:54) at com.sonatype.nexus.repository.nuget.internal.NugetLocalGalleryFacetSupport.maintainAggregateInfo(NugetLocalGalleryFacetSupport.java:576) at com.sonatype.nexus.repository.nuget.internal.NugetLocalGalleryFacetSupport.on(NugetLocalGalleryFacetSupport.java:562) at org.sonatype.nexus.common.stateguard.MethodInvocationAction.run(MethodInvocationAction.java:39) at org.sonatype.nexus.common.stateguard.StateGuard$GuardImpl.run(StateGuard.java:272) at org.sonatype.nexus.common.stateguard.GuardedInterceptor.invoke(GuardedInterceptor.java:53) at sun.reflect.GeneratedMethodAccessor258.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:87) at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:72) at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:398) at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:67) at com.google.common.eventbus.Dispatcher$ImmediateDispatcher.dispatch(Dispatcher.java:186) at com.google.common.eventbus.EventBus.post(EventBus.java:212) at org.sonatype.nexus.internal.event.EventManagerImpl.post(EventManagerImpl.java:127) at org.sonatype.nexus.orient.entity.EntityHook.postEvents(EntityHook.java:316) at org.sonatype.nexus.orient.entity.EntityHook.flushEvents(EntityHook.java:289) at org.sonatype.nexus.orient.entity.EntityHook.onAfterTxCommit(EntityHook.java:174) at com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx.commit(ODatabaseDocumentTx.java:2949) at com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx.commit(ODatabaseDocumentTx.java:2870) at org.sonatype.nexus.repository.storage.StorageTxImpl.commit(StorageTxImpl.java:176) at sun.reflect.GeneratedMethodAccessor180.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.sonatype.nexus.common.stateguard.SimpleMethodInvocation.proceed(SimpleMethodInvocation.java:53) at org.sonatype.nexus.common.stateguard.MethodInvocationAction.run(MethodInvocationAction.java:39) at org.sonatype.nexus.common.stateguard.StateGuard$TransitionImpl.run(StateGuard.java:193) at org.sonatype.nexus.common.stateguard.TransitionsInterceptor.invoke(TransitionsInterceptor.java:56) at org.sonatype.nexus.common.stateguard.StateGuardAspect$1.invoke(StateGuardAspect.java:66) at com.sun.proxy.$Proxy205.commit(Unknown Source) at org.sonatype.nexus.transaction.TransactionalWrapper.proceedWithTransaction(TransactionalWrapper.java:67) at org.sonatype.nexus.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:54) at com.sonatype.nexus.repository.nuget.internal.NugetRemoteGalleryFacetSupport$FeedLoader$1.consume(NugetRemoteGalleryFacetSupport.java:414) at com.sonatype.nexus.repository.nuget.odata.FeedSplicer.ended(FeedSplicer.java:109) at com.sonatype.nexus.repository.nuget.odata.XmlSplicer.consume(XmlSplicer.java:81) at com.sonatype.nexus.repository.nuget.odata.FeedSplicer.consumePage(FeedSplicer.java:58) at com.sonatype.nexus.repository.nuget.internal.NugetFeedFetcher.parseFeed(NugetFeedFetcher.java:103) at com.sonatype.nexus.repository.nuget.internal.NugetFeedFetcher.cachePackageFeed(NugetFeedFetcher.java:86) at com.sonatype.nexus.repository.nuget.internal.NugetRemoteGalleryFacetSupport$FeedLoader.call(NugetRemoteGalleryFacetSupport.java:410) at com.sonatype.nexus.repository.nuget.internal.NugetRemoteGalleryFacetSupport.passQueryToRemoteRepos(NugetRemoteGalleryFacetSupport.java:338) at com.sonatype.nexus.repository.nuget.internal.NugetRemoteGalleryFacetSupport.feed(NugetRemoteGalleryFacetSupport.java:211) at com.sonatype.nexus.repository.nuget.internal.NugetFeedHandler.feed(NugetFeedHandler.java:69) at com.sonatype.nexus.repository.nuget.internal.NugetFeedHandler.doHandle(NugetFeedHandler.java:49) at com.sonatype.nexus.repository.nuget.internal.AbstractNugetHandler.handle(AbstractNugetHandler.java:46) at com.sonatype.nexus.repository.nuget.internal.NugetFeedHandler.handle(NugetFeedHandler.java:1)