Dedicated server is crashing: PackagesWithNodes error

In our project, when I launch dedicated server on Windows with -log, server is crashing after a few seconds. I am using 4.15.2 from the source code.

<ErrorMessage>LowLevelFatalError [File:D:\Programs\UnrealEngine-release\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading.cpp] [Line: 1019] &nl;No outstanding IO, no nodes in the queue, yet we still have &apos;PackagesWithNodes&apos; in the graph.&nl;</ErrorMessage>


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I’ve resolved the problem. This because was wrong dedicated server packaging method described here:

Instead of this, I used UnrealFrontend.exe and now it is working.