Error 500 when downloading package from group repository

Hello! We have a private proxy repository (A proxy repository → local other repository) and encountered a problem after upgrading from version 3.61.0 to version 3.66.0. A proxy repository became inaccessible in the group repository (from A The access to the proxy repository is normal), and “Error 500” is displayed when accessing the group repository (as shown in the figure below). The group repository also contains several proxy repositories, including A proxy repository, which were in normal use before the upgrade.

user config registry A proxy repository → A proxy repository — OK
user config registry group repository → group repository(A proxy repository) — Error 500

We’ve tried invalidating the cache, rebuilding the proxy repository and the group repository, but to no avail.

Could you please help us find out the cause of this problem? Thank you very much!

Env: Docker 19.03.15
Version: Nexus OSS 3.66.0 (standalone)

nexus3 log
2024-03-22 18:05:05,640+0800 WARN  [qtp945471308-636] admin org.sonatype.nexus.repository.httpbridge.internal.ViewServlet - Failure servicing: GET /repository/xxx-npm-proxy/leihou-ui/-/leihou-ui-1.0.12.tgz
java.lang.IllegalStateException: child 'versions' not a Map
	at com.google.common.base.Preconditions.checkState(Preconditions.java:601)
	at org.sonatype.nexus.common.collect.NestedAttributesMap.child(NestedAttributesMap.java:128)
	at com.sonatype.nexus.repository.npm.internal.NpmMetadataUtils.maintainTime(NpmMetadataUtils.java:123)
	at com.sonatype.nexus.repository.npm.internal.orient.NpmFacetUtils.savePackageRoot(NpmFacetUtils.java:412)
	at com.sonatype.nexus.repository.npm.internal.orient.OrientNpmProxyFacet.doPutPackageRoot(OrientNpmProxyFacet.java:360)
	at org.sonatype.nexus.transaction.TransactionalWrapper.proceedWithTransaction(TransactionalWrapper.java:58)
	at org.sonatype.nexus.transaction.TransactionInterceptor.proceedWithTransaction(TransactionInterceptor.java:66)
	at org.sonatype.nexus.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:55)
	at com.sonatype.nexus.repository.npm.internal.orient.OrientNpmProxyFacet.putPackageRoot(OrientNpmProxyFacet.java:331)
	at com.sonatype.nexus.repository.npm.internal.orient.OrientNpmProxyFacet.store(OrientNpmProxyFacet.java:180)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.doGet(ProxyFacetSupport.java:320)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.lambda$1(ProxyFacetSupport.java:285)
	at org.sonatype.nexus.common.cooperation2.internal.orient.OrientCooperation2$OrientCooperation2Builder.lambda$1(OrientCooperation2.java:69)
	at org.sonatype.nexus.common.io.CooperatingFuture.performCall(CooperatingFuture.java:123)
	at org.sonatype.nexus.common.io.CooperatingFuture.call(CooperatingFuture.java:65)
	at org.sonatype.nexus.common.io.ScopedCooperationFactorySupport$ScopedCooperation.cooperate(ScopedCooperationFactorySupport.java:99)
	at org.sonatype.nexus.common.cooperation2.internal.orient.OrientCooperation2$OrientCooperation2Builder.cooperate(OrientCooperation2.java:64)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.get(ProxyFacetSupport.java:295)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.get(ProxyFacetSupport.java:278)
	at org.sonatype.nexus.repository.proxy.ProxyHandler.handle(ProxyHandler.java:53)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.storage.LastDownloadedHandler.handle(LastDownloadedHandler.java:59)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.storage.UnitOfWorkHandler.handle(UnitOfWorkHandler.java:39)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.Context$proceed$0.call(Unknown Source)
	at com.sonatype.nexus.repository.npm.internal.orient.OrientNpmProxyRecipe$_closure1.doCall(OrientNpmProxyRecipe.groovy:291)
	at sun.reflect.GeneratedMethodAccessor157.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:98)
	at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
	at org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:264)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1034)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1099)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1034)
	at groovy.lang.Closure.call(Closure.java:420)
	at org.codehaus.groovy.runtime.ConvertedClosure.invokeCustom(ConvertedClosure.java:54)
	at org.codehaus.groovy.runtime.ConversionHandler.invoke(ConversionHandler.java:124)
	at com.sun.proxy.$Proxy214.handle(Unknown Source)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.ContentHeadersHandler.handle(ContentHeadersHandler.java:46)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.ConditionalRequestHandler.handle(ConditionalRequestHandler.java:67)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.http.PartialFetchHandler.handle(PartialFetchHandler.java:59)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.cache.NegativeCacheHandler.handle(NegativeCacheHandler.java:72)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.nexus.repository.npm.internal.NpmHandlers$1.handle(NpmHandlers.java:54)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.routing.internal.RoutingRuleHandler.handle(RoutingRuleHandler.java:52)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.security.SecurityHandler.handle(SecurityHandler.java:64)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.analytics.internal.handler.AnalyticsMeteringHandler.handle(AnalyticsMeteringHandler.java:69)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.TimingHandler.handle(TimingHandler.java:58)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.Context.start(Context.java:179)
	at org.sonatype.nexus.repository.view.Router.dispatch(Router.java:65)
	at org.sonatype.nexus.repository.view.ConfigurableViewFacet.dispatch(ConfigurableViewFacet.java:52)
	at com.sonatype.nexus.repository.npm.internal.NpmMetadataUtils.retrievePackageRoot(NpmMetadataUtils.java:374)
	at com.sonatype.nexus.repository.npm.internal.orient.OrientNpmProxyFacet.retrievePackageVersion(OrientNpmProxyFacet.java:476)
	at com.sonatype.nexus.repository.npm.internal.orient.OrientNpmProxyFacet.getUrl(OrientNpmProxyFacet.java:218)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.fetch(ProxyFacetSupport.java:457)
	at com.sonatype.nexus.repository.npm.internal.orient.OrientNpmProxyFacet.fetch(OrientNpmProxyFacet.java:109)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.doGet(ProxyFacetSupport.java:318)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.lambda$1(ProxyFacetSupport.java:285)
	at org.sonatype.nexus.common.cooperation2.internal.orient.OrientCooperation2$OrientCooperation2Builder.lambda$1(OrientCooperation2.java:69)
	at org.sonatype.nexus.common.io.CooperatingFuture.performCall(CooperatingFuture.java:123)
	at org.sonatype.nexus.common.io.CooperatingFuture.call(CooperatingFuture.java:65)
	at org.sonatype.nexus.common.io.ScopedCooperationFactorySupport$ScopedCooperation.cooperate(ScopedCooperationFactorySupport.java:99)
	at org.sonatype.nexus.common.cooperation2.internal.orient.OrientCooperation2$OrientCooperation2Builder.cooperate(OrientCooperation2.java:64)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.get(ProxyFacetSupport.java:295)
	at org.sonatype.nexus.repository.proxy.ProxyFacetSupport.get(ProxyFacetSupport.java:278)
	at org.sonatype.nexus.repository.proxy.ProxyHandler.handle(ProxyHandler.java:53)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.storage.LastDownloadedHandler.handle(LastDownloadedHandler.java:59)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.storage.UnitOfWorkHandler.handle(UnitOfWorkHandler.java:39)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.Context$proceed$0.call(Unknown Source)
	at com.sonatype.nexus.repository.npm.internal.orient.OrientNpmProxyRecipe$_closure1.doCall(OrientNpmProxyRecipe.groovy:291)
	at sun.reflect.GeneratedMethodAccessor157.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:98)
	at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
	at org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:264)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1034)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1099)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1034)
	at groovy.lang.Closure.call(Closure.java:420)
	at org.codehaus.groovy.runtime.ConvertedClosure.invokeCustom(ConvertedClosure.java:54)
	at org.codehaus.groovy.runtime.ConversionHandler.invoke(ConversionHandler.java:124)
	at com.sun.proxy.$Proxy214.handle(Unknown Source)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.ContentHeadersHandler.handle(ContentHeadersHandler.java:46)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.ConditionalRequestHandler.handle(ConditionalRequestHandler.java:67)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.http.PartialFetchHandler.handle(PartialFetchHandler.java:59)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.cache.NegativeCacheHandler.handle(NegativeCacheHandler.java:72)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.nexus.clm.internal.orient.FirewallContributedHandler.handle(FirewallContributedHandler.java:114)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.HandlerContributor.handle(HandlerContributor.java:67)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.nexus.repository.npm.internal.NpmHandlers$1.handle(NpmHandlers.java:54)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.routing.internal.RoutingRuleHandler.handle(RoutingRuleHandler.java:52)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.security.SecurityHandler.handle(SecurityHandler.java:64)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.analytics.internal.handler.AnalyticsMeteringHandler.handle(AnalyticsMeteringHandler.java:69)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.TimingHandler.handle(TimingHandler.java:58)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.Context.start(Context.java:179)
	at org.sonatype.nexus.repository.view.Router.dispatch(Router.java:65)
	at org.sonatype.nexus.repository.view.ConfigurableViewFacet.dispatch(ConfigurableViewFacet.java:52)
	at org.sonatype.nexus.repository.group.GroupHandler.getFirst(GroupHandler.java:139)
	at org.sonatype.nexus.repository.group.GroupHandler.doGet(GroupHandler.java:116)
	at org.sonatype.nexus.repository.group.GroupHandler.handle(GroupHandler.java:100)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.nexus.clm.internal.orient.FirewallContributedHandler.handle(FirewallContributedHandler.java:114)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.HandlerContributor.handle(HandlerContributor.java:67)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.analytics.internal.LoginsCounterHandler.handle(LoginsCounterHandler.java:87)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.security.SecurityHandler.handle(SecurityHandler.java:64)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.analytics.internal.handler.AnalyticsMeteringHandler.handle(AnalyticsMeteringHandler.java:69)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.TimingHandler.handle(TimingHandler.java:58)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.Context.start(Context.java:179)
	at org.sonatype.nexus.repository.view.Router.dispatch(Router.java:65)
	at org.sonatype.nexus.repository.view.ConfigurableViewFacet.dispatch(ConfigurableViewFacet.java:52)
	at org.sonatype.nexus.repository.view.ConfigurableViewFacet.dispatch(ConfigurableViewFacet.java:43)
	at org.sonatype.nexus.repository.httpbridge.internal.ViewServlet.dispatchAndSend(ViewServlet.java:212)
	at org.sonatype.nexus.repository.httpbridge.internal.ViewServlet.doService(ViewServlet.java:174)
	at org.sonatype.nexus.repository.httpbridge.internal.ViewServlet.service(ViewServlet.java:126)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
	at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:293)
	at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:283)
	at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:184)
	at com.google.inject.servlet.DynamicServletPipeline.service(DynamicServletPipeline.java:71)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:458)
	at org.sonatype.nexus.security.SecurityFilter.executeChain(SecurityFilter.java:96)
	at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:373)
	at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
	at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
	at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:370)
	at org.sonatype.nexus.security.SecurityFilter.doFilterInternal(SecurityFilter.java:112)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at com.codahale.metrics.servlet.AbstractInstrumentedFilter.doFilter(AbstractInstrumentedFilter.java:112)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:458)
	at org.sonatype.nexus.security.SecurityFilter.executeChain(SecurityFilter.java:96)
	at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:373)
	at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
	at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
	at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:370)
	at org.sonatype.nexus.security.SecurityFilter.doFilterInternal(SecurityFilter.java:112)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.sonatype.nexus.repository.httpbridge.internal.ExhaustRequestFilter.doFilter(ExhaustRequestFilter.java:80)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:154)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at com.sonatype.nexus.licensing.internal.LicensingRedirectFilter.doFilter(LicensingRedirectFilter.java:116)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at com.codahale.metrics.servlet.AbstractInstrumentedFilter.doFilter(AbstractInstrumentedFilter.java:112)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.sonatype.nexus.internal.web.ErrorPageFilter.doFilter(ErrorPageFilter.java:79)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.sonatype.nexus.internal.web.EnvironmentFilter.doFilter(EnvironmentFilter.java:101)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.sonatype.nexus.internal.web.HeaderPatternFilter.doFilter(HeaderPatternFilter.java:98)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at com.google.inject.servlet.DynamicFilterPipeline.dispatch(DynamicFilterPipeline.java:104)
	at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:133)
	at org.sonatype.nexus.bootstrap.osgi.DelegatingFilter.doFilter(DelegatingFilter.java:73)
	at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:201)
	at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:552)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:505)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at com.codahale.metrics.jetty9.InstrumentedHandler.handle(InstrumentedHandler.java:239)
	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.Server.handle(Server.java:516)
	at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487)
	at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479)
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)
	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
	at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
	at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034)
	at java.lang.Thread.run(Thread.java:750)

Since new users can only add one picture, add one here.

The exception suggests that the metadata isn’t valid, check the versions - registry/docs/REGISTRY-API.md at master · npm/registry · GitHub

thank you for your reply! After our follow-up investigation, we found that it was caused by a problem with one of the proxy repositories in the group repository. After we removed the problematic proxy repository, everything recovered.

Thanks again!