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Issue 3156: Internal server error Change-Id
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Status:  AwaitingInformation
Owner:  ----
Cc:  dborowitz@google.com


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Reported by mr.marce...@gmail.com, Jan 31, 2015
Affected Version:
Gerrit 2.10

What steps will reproduce the problem?
1.View interface Change-Id in "Conflicts With (N/A)"
2. Error: 500 Internal server error

Please provide any additional information below.

# tail -f /opt/gerrit-2.10/logs/error_log

[2015-01-31 15:46:27,548] ERROR com.google.gerrit.httpd.restapi.RestApiServlet : Error in GET /changes/?q=status:open+is:mergeable+conflicts:510&O=a
java.lang.NullPointerException
        at com.google.gerrit.server.project.ChangeControl.getSubmitTypeRecord(ChangeControl.java:598)
        at com.google.gerrit.server.query.change.ConflictsPredicate$1.getSubmitType(ConflictsPredicate.java:158)
        at com.google.gerrit.server.query.change.ConflictsPredicate$1.match(ConflictsPredicate.java:98)
        at com.google.gerrit.server.query.change.ConflictsPredicate$1.match(ConflictsPredicate.java:87)
        at com.google.gerrit.server.query.AndPredicate.match(AndPredicate.java:76)
        at com.google.gerrit.server.query.change.AndSource.readImpl(AndSource.java:120)
        at com.google.gerrit.server.query.change.AndSource.read(AndSource.java:99)
        at com.google.gerrit.server.query.change.QueryProcessor.queryChanges(QueryProcessor.java:267)
        at com.google.gerrit.server.query.change.QueryChanges.query0(QueryChanges.java:158)
        at com.google.gerrit.server.query.change.QueryChanges.query(QueryChanges.java:146)
        at com.google.gerrit.server.query.change.QueryChanges.apply(QueryChanges.java:113)
        at com.google.gerrit.server.query.change.QueryChanges.apply(QueryChanges.java:41)
        at com.google.gerrit.httpd.restapi.RestApiServlet.service(RestApiServlet.java:306)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
        at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:279)
        at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:269)
        at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:180)
        at com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:91)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)
        at com.google.gwtexpui.server.CacheControlFilter.doFilter(CacheControlFilter.java:70)
        at com.google.gerrit.server.project.ChangeControl.getSubmitTypeRecord(ChangeControl.java:598)
        at com.google.gerrit.server.query.change.ConflictsPredicate$1.getSubmitType(ConflictsPredicate.java:158)
        at com.google.gerrit.server.query.change.ConflictsPredicate$1.match(ConflictsPredicate.java:98)
        at com.google.gerrit.server.query.change.ConflictsPredicate$1.match(ConflictsPredicate.java:87)
        at com.google.gerrit.server.query.AndPredicate.match(AndPredicate.java:76)
        at com.google.gerrit.server.query.change.AndSource.readImpl(AndSource.java:120)
        at com.google.gerrit.server.query.change.AndSource.read(AndSource.java:99)
        at com.google.gerrit.server.query.change.QueryProcessor.queryChanges(QueryProcessor.java:267)
        at com.google.gerrit.server.query.change.QueryChanges.query0(QueryChanges.java:158)
        at com.google.gerrit.server.query.change.QueryChanges.query(QueryChanges.java:146)
        at com.google.gerrit.server.query.change.QueryChanges.apply(QueryChanges.java:113)
        at com.google.gerrit.server.query.change.QueryChanges.apply(QueryChanges.java:41)
        at com.google.gerrit.httpd.restapi.RestApiServlet.service(RestApiServlet.java:306)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
        at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:279)
        at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:269)
        at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:180)
        at com.google.inject.servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:91)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)
        at com.google.gwtexpui.server.CacheControlFilter.doFilter(CacheControlFilter.java:70)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.RunAsFilter.doFilter(RunAsFilter.java:113)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.RequireSslFilter.doFilter(RequireSslFilter.java:68)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.AllRequestFilter$FilterProxy$1.doFilter(AllRequestFilter.java:64)
        at com.google.gerrit.httpd.AllRequestFilter$FilterProxy.doFilter(AllRequestFilter.java:57)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.gerrit.httpd.RequestContextFilter.doFilter(RequestContextFilter.java:75)
        at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
        at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:119)
        at com.google.inject.servlet.GuiceFilter$1.call(GuiceFilter.java:133)
        at com.google.inject.servlet.GuiceFilter$1.call(GuiceFilter.java:130)
        at com.google.inject.servlet.GuiceFilter$Context.call(GuiceFilter.java:203)
        at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:130)
        at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1636)
        at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:564)
        at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:219)
        at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1111)
        at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:498)
        at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:183)
        at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1045)
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:98)
        at org.eclipse.jetty.server.Server.handle(Server.java:461)
        at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:284)
        at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:244)
        at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:534)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:607)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:536)
        at java.lang.Thread.run(Thread.java:745)
500-internal-server-error.png
183 KB   View   Download
Feb 2, 2015
Project Member #1 david.pu...@sonymobile.com
> com.google.gerrit.server.project.ChangeControl.getSubmitTypeRecord(ChangeControl.java:598)

This code path is removed in the master branch by [1].  Fixing this on stable-2.10 is likely to cause a nasty merge conflict.

Are you able to reproduce it on the master branch version?

[1] https://gerrit-review.googlesource.com/#/c/60786/5
Status: AwaitingInformation
Cc: dborowitz@google.com
Feb 2, 2015
#2 mr.marce...@gmail.com
I'm using latest release: Gerrit 2.10 [1], but this error continue.

[1]: https://gerrit-documentation.storage.googleapis.com/ReleaseNotes/ReleaseNotes-2.10.html
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