[2017-09-28 08:04:06,680] [Index-Batch-2] WARN com.google.gerrit.server.index.change.StalenessChecker : error checking staleness of 8737 in datadelivery-feed-tcp-c%252B%252B
org.eclipse.jgit.errors.RepositoryNotFoundException: repository not found: Invalid name: datadelivery-feed-tcp-c%252B%252B
at com.google.gerrit.server.git.LocalDiskRepositoryManager.openRepository(LocalDiskRepositoryManager.java:145)
at com.google.gerrit.server.git.LocalDiskRepositoryManager.openRepository(LocalDiskRepositoryManager.java:139)
at com.google.gerrit.server.index.change.StalenessChecker.refsAreStale(StalenessChecker.java:195)
at com.google.gerrit.server.index.change.StalenessChecker.refsAreStale(StalenessChecker.java:128)
at com.google.gerrit.server.index.change.StalenessChecker.isStale(StalenessChecker.java:116)
at com.google.gerrit.server.index.change.StalenessChecker.isStale(StalenessChecker.java:99)
at com.google.gerrit.server.index.change.ChangeIndexer$ReindexIfStaleTask.callImpl(ChangeIndexer.java:441)
at com.google.gerrit.server.index.change.ChangeIndexer$ReindexIfStaleTask.callImpl(ChangeIndexer.java:434)
at com.google.gerrit.server.index.change.ChangeIndexer$AbstractIndexTask.call(ChangeIndexer.java:379)
at com.google.common.util.concurrent.TrustedListenableFutureTask$TrustedFutureInterruptibleTask.runInterruptibly(TrustedListenableFutureTask.java:111)
at com.google.common.util.concurrent.InterruptibleTask.run(InterruptibleTask.java:58)
at com.google.common.util.concurrent.TrustedListenableFutureTask.run(TrustedListenableFutureTask.java:75)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at com.google.gerrit.server.git.WorkQueue$Task.run(WorkQueue.java:418)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
I had a special char repo name datadelivery-feed-tcp-c++ which i moved to datadelivery-feed-tcp-cpp and flushed cache and restarted online reindexing