Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

  1. ,
    Expert tip

    If you're using Java Chronicle it might be a Cleanup problem. Either add @ignore to the test or delete the memory map file and do it again.

  2. ,
    Expert tip

    If you're using Facebook API, they now use OAuth2, so your URL should contain version number, like this:
    facebook.authorizationURL="https://graph.facebook.com/v2.3/oauth/authorize"

Solutions on the web

via Sonatype JIRA by Rich Seddon, 11 months ago
com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code 60)): expected a valid value (number, String, array, object, 'true', 'false' or 'null') jvm 1 | at [Source: org.sonatype.nexus.proxy.item.FileContentLocator$DeleteOnCloseFileInputStream@47f74098; line: 1, column: 2]
via Sonatype JIRA by Joe Tom, 1 year ago
com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code 60)): expected a valid value (number, String, array, object, 'true', 'false' or 'null') at [Source: org.sonatype.nexus.proxy.item.FileContentLocator$DeleteOnCloseFileInputStream@47f74098; line: 1, column: 2]
via sonatype.org by Unknown author, 2 years ago
com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code 60)): expected a valid value (number, String, array, object, 'true', 'false' or 'null') at
via Eclipse Bugzilla by andreas.sewe, 4 months ago
java.net.URISyntaxException: Illegal character in fragment at index 33: http://user:pass#word@example.org#word@example.org/path
via GitHub by RasPelikan
, 2 years ago
org.apache.thrift.transport.TTransportException: Cannot write to null outputStream
via hatenablog.com by Unknown author, 2 years ago
org.apache.thrift.transport.TTransportException: Cannot write to null outputStream
com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code 60)): expected a valid value (number, String, array, object, 'true', 'false' or 'null')
 at [Source: org.sonatype.nexus.proxy.item.FileContentLocator$DeleteOnCloseFileInputStream@47f74098; line: 1, column: 2]	at com.fasterxml.jackson.core.JsonParser._constructError(JsonParser.java:1524)	at com.fasterxml.jackson.core.base.ParserMinimalBase._reportError(ParserMinimalBase.java:557)	at com.fasterxml.jackson.core.base.ParserMinimalBase._reportUnexpectedChar(ParserMinimalBase.java:475)	at com.fasterxml.jackson.core.json.UTF8StreamJsonParser._handleUnexpectedValue(UTF8StreamJsonParser.java:2343)	at com.fasterxml.jackson.core.json.UTF8StreamJsonParser._nextTokenNotInObject(UTF8StreamJsonParser.java:818)	at com.fasterxml.jackson.core.json.UTF8StreamJsonParser.nextToken(UTF8StreamJsonParser.java:698)	at com.bolyuba.nexus.plugin.npm.service.internal.MetadataParser$ParsingPackageRootIterator.getNext(MetadataParser.java:310)	at com.bolyuba.nexus.plugin.npm.service.internal.MetadataParser$ParsingPackageRootIterator.(MetadataParser.java:279)	at com.bolyuba.nexus.plugin.npm.service.internal.MetadataParser$ParsingPackageRootIterator.(MetadataParser.java:267)	at com.bolyuba.nexus.plugin.npm.service.internal.MetadataParser.parseRegistryRoot(MetadataParser.java:90)	at com.bolyuba.nexus.plugin.npm.service.internal.proxy.HttpProxyMetadataTransport.fetchRegistryRoot(HttpProxyMetadataTransport.java:104)	at com.bolyuba.nexus.plugin.npm.service.internal.ProxyMetadataServiceImpl.doGenerateRegistryRoot(ProxyMetadataServiceImpl.java:170)	at com.bolyuba.nexus.plugin.npm.service.internal.GeneratorSupport.generateRegistryRoot(GeneratorSupport.java:98)	at com.bolyuba.nexus.plugin.npm.service.internal.GeneratorSupport.produceRegistryRoot(GeneratorSupport.java:71)	at com.bolyuba.nexus.plugin.npm.proxy.DefaultNpmProxyRepository.doRetrieveLocalItem(DefaultNpmProxyRepository.java:216)	at org.sonatype.nexus.proxy.repository.AbstractRepository.doRetrieveItem(AbstractRepository.java:1244)	at org.sonatype.nexus.proxy.repository.AbstractProxyRepository.doRetrieveItem(AbstractProxyRepository.java:992)	at org.sonatype.nexus.proxy.repository.AbstractRepository.retrieveItem(AbstractRepository.java:760)	at org.sonatype.nexus.proxy.repository.AbstractRepository.retrieveItem(AbstractRepository.java:592)	at org.sonatype.nexus.proxy.router.DefaultRepositoryRouter.retrieveItem(DefaultRepositoryRouter.java:155)	at org.sonatype.nexus.content.internal.ContentServlet.doGet(ContentServlet.java:376)	at org.sonatype.nexus.content.internal.ContentServlet.service(ContentServlet.java:342)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)	at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:288)	at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:278)	at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:182)	at com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:93)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:112)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)	at org.sonatype.nexus.web.internal.NexusGuiceFilter$MultiFilterChain.doFilter(NexusGuiceFilter.java:82)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:89)	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)	at org.sonatype.nexus.web.internal.NexusGuiceFilter$MultiFilterChain.doFilter(NexusGuiceFilter.java:82)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:89)	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:125)	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:125)	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:125)	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)	at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)	at org.sonatype.nexus.web.internal.SecurityFilter.executeChain(SecurityFilter.java:90)	at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)	at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)	at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)	at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)	at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)	at org.sonatype.nexus.web.internal.NexusGuiceFilter$MultiFilterChain.doFilter(NexusGuiceFilter.java:82)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:89)	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)	at org.sonatype.nexus.web.internal.NexusGuiceFilter$MultiFilterChain.doFilter(NexusGuiceFilter.java:82)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:89)	at com.sonatype.nexus.licensing.internal.LicensingRedirectFilter.doFilter(LicensingRedirectFilter.java:135)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)	at org.sonatype.nexus.web.internal.NexusGuiceFilter$MultiFilterChain.doFilter(NexusGuiceFilter.java:82)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:89)	at com.yammer.metrics.web.WebappMetricsFilter.doFilter(WebappMetricsFilter.java:76)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)	at org.sonatype.nexus.web.internal.CommonHeadersFilter.doFilter(CommonHeadersFilter.java:69)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)	at org.sonatype.nexus.web.internal.ErrorPageFilter.doFilter(ErrorPageFilter.java:71)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)	at org.sonatype.nexus.web.internal.BaseUrlHolderFilter.doFilter(BaseUrlHolderFilter.java:66)	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)	at org.sonatype.nexus.web.internal.NexusGuiceFilter$MultiFilterChain.doFilter(NexusGuiceFilter.java:82)	at org.sonatype.nexus.web.internal.NexusGuiceFilter$MultiFilterPipeline.dispatch(NexusGuiceFilter.java:56)	at com.google.inject.servlet.GuiceFilter$1.call(GuiceFilter.java:132)	at com.google.inject.servlet.GuiceFilter$1.call(GuiceFilter.java:129)	at com.google.inject.servlet.GuiceFilter$Context.call(GuiceFilter.java:206)	at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:129)	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1476)	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:501)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086)	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:429)	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)	at com.yammer.metrics.jetty.InstrumentedHandler.handle(InstrumentedHandler.java:200)	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154)	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)	at org.eclipse.jetty.server.Server.handle(Server.java:370)	at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:494)	at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:971)	at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1033)	at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:644)	at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)	at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)	at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:696)	at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:53)	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)	at java.lang.Thread.run(Thread.java:745)