Hi Maik,

Could you provide an example of a failing graph?

Thanks,
Andrus

> On Aug 7, 2024, at 7:31 AM, Maik Musall <m...@selbstdenker.ag> wrote:
> 
> Hi everyone,
> 
> we upgraded an application from Cayenne 4.1.1 to 4.2.1, and now we’re getting 
> more cyclic graph errors from AshwoodEntitySorter. Years back we already had 
> a similar problem, but @SortWeight didn’t help and GraphBasedDbRowOpSorter 
> wasn’t ready. The latter is now in 4.2 stable but fails to save even simpler 
> graphs, so unfortunately not a solution. We had been able to get stable 
> operation by fetching PK’s from PostgreSQL sequences (Oracle-style) instead 
> of having Cayenne generate them, and lived with the performance penalty 
> associated with that, but the problem came back with 4.2 despite that. Not 
> reliably reproducible though, happens every now and then. Any thoughts?
> 
> Thanks
> Maik
> 

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