[2018-06-09 14:24:24,163] [HTTP-12652] WARN  com.google.gerrit.server.change.ChangeJson : Omitting corrupt change 415384 from results
org.eclipse.jgit.errors.MissingObjectException: Missing unknown 1173c3f63c65f33ac0d063cc22c572b5f95d8244
        at org.eclipse.jgit.internal.storage.file.WindowCursor.open(WindowCursor.java:163)
        at org.eclipse.jgit.lib.ObjectReader.open(ObjectReader.java:234)
        at org.eclipse.jgit.revwalk.RevWalk.parseAny(RevWalk.java:859)
        at org.eclipse.jgit.revwalk.RevWalk.parseCommit(RevWalk.java:772)
        at com.google.gerrit.server.change.ChangeJson.toRevisionInfo(ChangeJson.java:1320)
        at com.google.gerrit.server.change.ChangeJson.revisions(ChangeJson.java:1247)
        at com.google.gerrit.server.change.ChangeJson.toChangeInfo(ChangeJson.java:604)
        at com.google.gerrit.server.change.ChangeJson.toChangeInfo(ChangeJson.java:422)
        at com.google.gerrit.server.change.ChangeJson.formatQueryResults(ChangeJson.java:372)
        at com.google.gerrit.server.query.change.QueryChanges.query(QueryChanges.java:136)
        at com.google.gerrit.server.query.change.QueryChanges.apply(QueryChanges.java:107)
        at com.google.gerrit.server.query.change.QueryChanges.apply(QueryChanges.java:38)
        at com.google.gerrit.httpd.restapi.RestApiServlet.service(RestApiServlet.java:397)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
        at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:286)
        at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:276)
        at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:181)
        at com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:91)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)
        at com.google.gerrit.httpd.raw.StaticModule$PolyGerritFilter.doFilter(StaticModule.java:451)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.GetUserFilter.doFilter(GetUserFilter.java:100)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.RequireSslFilter.doFilter(RequireSslFilter.java:72)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.RunAsFilter.doFilter(RunAsFilter.java:122)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gwtexpui.server.CacheControlFilter.doFilter(CacheControlFilter.java:69)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.RequestMetricsFilter.doFilter(RequestMetricsFilter.java:57)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.AllRequestFilter$FilterProxy$1.doFilter(AllRequestFilter.java:133)
        at com.ericsson.gerrit.plugins.goimport.GoImportFilter.doFilter(GoImportFilter.java:138)
        at com.google.gerrit.httpd.AllRequestFilter$FilterProxy$1.doFilter(AllRequestFilter.java:129)
        at com.google.gerrit.httpd.AllRequestFilter$FilterProxy.doFilter(AllRequestFilter.java:135)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.RequestContextFilter.doFilter(RequestContextFilter.java:69)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:120)
        at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:135)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759)
        at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:582)
        at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:224)
        at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)
        at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:512)
        at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
        at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)
        at org.eclipse.jetty.server.Server.handle(Server.java:534)
        at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:320)
        at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251)
        at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283)
        at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108)
        at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)
        at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)
        at java.lang.Thread.run(Thread.java:748)