PDF Creator Server does not work after upgrade

Hello,

after upgrade PDF Creator Server from 2.4.2 to any version higher than 2.4.2, ghostscript crashes with following error message:

"[Error] pdfforge.PDFCreator.Conversion.Ghostscript.Conversion.GhostscriptConverter.DoConversion: There was an unexpected error while converting the Job C:\windows\TEMP\PDFCreator Server\Spool\6-7435FC5AC43F48538D35242EEB0FA095.inf: System.InvalidOperationException: Sequence contains no elements
at System.Linq.Enumerable.Single[TSource](IEnumerable`1 source)
at pdfforge.PDFCreator.Conversion.Ghostscript.GhostScript.CollectIntermediatePdfFile(Job job)
at pdfforge.PDFCreator.Conversion.Ghostscript.GhostScript.Run(OutputDevice outputDevice, String tempOutputFolder)
at pdfforge.PDFCreator.Conversion.Ghostscript.Conversion.GhostscriptConverter.DoConversion(Job job, ConversionMode conversionMode)
[Error] pdfforge.PDFCreator.Core.Workflow.JobRunner.RunJob: The job failed: Ghostscript execution failed (Conversion_GhostscriptError)
[Error] pdfforge.PDFCreator.Core.Workflow.ConversionWorkflow.RunWorkflow: Ghostscript execution failed
Conversion_GhostscriptError
"

Replaced ghostscript in folder "C:\Program Files\PDFCreator Server\Ghostscript" with version 0.9.95 from PDF Creator Server 2.4.2, PDF Creator Server works in any version above 2.4.2.

Any version of ghostscript above 0.9.56.1 crashes.

Is this an known issue ?

Kind regards
Inga