Password Manager Service will go down after 5 minutes.
Windows Event ID 1026 appeared in Event log as follows:
.NET Runtime
Application: QPM.Service.Host.exe
Framework Version: v4.0.30319
Description: The process was terminated due to an unhandled exception.
Exception Info: System.IO.IOException
at Lucene.Net.Index.IndexWriter.HandleMergeException(System.Exception, OneMerge)
at Lucene.Net.Index.IndexWriter.Merge(OneMerge)
at Lucene.Net.Index.ConcurrentMergeScheduler+MergeThread.Run()
Exception Info: Lucene.Net.Index.MergePolicy+MergeException
at Lucene.Net.Index.ConcurrentMergeScheduler.HandleMergeException(System.Exception)
at Lucene.Net.Index.ConcurrentMergeScheduler+MergeThread.Run()
at System.Threading.ExecutionContext.RunInternal(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
at System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean)
at System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object)
at System.Threading.ThreadHelper.ThreadStart()