Spannende Phänomen

Moin moin,

gegeben ist folgende Umgebung:

Win10-Clients in Domäne

pdf24-Version: 9.01

8 verschiedene Profile  per .reg-Eintrag erstellt

Läuft vollumfänglich auf diversen Maschinen, völlig fhlerfrei ... bis auf eine Ausnahme:

Auf einer einzigen Maschine, in einem einzigen Profil, gibt es Probleme:

Fehler sichtbar: das .pdf ist leer

Verlauf der Konsole: "C:\Users\ADMINI~1\AppData\Local\Temp\PDF24\57810296_3023735829_12.ps"
----------------
GPL Ghostscript 9.27 (2019-04-04)
Copyright (C) 2018 Artifex Software, Inc.  All rights reserved.
This software is supplied under the GNU AGPLv3 and comes with NO WARRANTY:
see the file COPYING for details.
Loading NimbusMonoPS-Regular font from %rom%Resource/Font/NimbusMonoPS-Regular... 5026648 3312380 1801504 502771 1 done.
%%[ ProductName: GPL Ghostscript ]%%
%%[Page: 1]%%
%%[LastPage]%%
================
"C:\Program Files (x86)\PDF24\gs\bin\gswin32c.exe" -dSAVER -dBATCH -dNOPAUSE -sDEVICE=pdfwrite -dPDFSETTINGS=/prepress "-sOutputFile=C:\Users\ADMINI~1\AppData\Local\Temp\PDF24\57820078_4184630475_2.pdf" -dCompatibilityLevel=1.4 -dAutoRotatePages=/PageByPage -dEmbedAllFonts=true -dSubsetFonts=true -dProcessColorModel=/DeviceRGB -dColorConversionStrategy=/LeaveColorUnchanged -dPreserveAnnots=true -dAutoFilterColorImages=false -dColorImageFilter=/DCTEncode -dAutoFilterGrayImages=false -dGrayImageFilter=/DCTEncode -dAutoFilterMonoImages=false -dMonoImageFilter=/CCITTFaxEncode -r600 -dColorImageResolution=300 -dGrayImageResolution=300 -dMonoImageResolution=600 -dDownsampleColorImages=true -dColorImageDownsampleType=/Bicubic -dColorImageDownsampleThreshold=1.0 -dDownsampleGrayImages=true -dGrayImageDownsampleType=/Bicubic -dGrayImageDownsampleThreshold=1.0 -dDownsampleMonoImages=true -dMonoImageDownsampleType=/Subsample -dMonoImageDownsampleThreshold=1.0 -dPassThroughJPEGImages=false -c " <</ColorImageDict <</QFactor 0.25 /Blend 1 /ColorTransform 1 /HSample [1 1 1 1] /VSample [1 1 1 1]>> >> setdistillerparams <</GrayImageDict <</QFactor 0.25 /Blend 1 /ColorTransform 1 /HSample [1 1 1 1] /VSample [1 1 1 1]>> >> setdistillerparams <</ColorACSImageDict <</QFactor 0.25 /Blend 1 /ColorTransform 1 /HSample [1 1 1 1] /VSample [1 1 1 1]>> >> setdistillerparams <</GrayACSImageDict <</QFactor 0.25 /Blend 1 /ColorTransform 1 /HSample [1 1 1 1] /VSample [1 1 1 1]>> >> setdistillerparams" -f "C:\Users\ADMINI~1\AppData\Local\Temp\PDF24\57820000_2055895041_1.pdf" -c "[ /Creator (PDF24 Creator) /DOCINFO pdfmark"
----------------
GPL Ghostscript 9.27 (2019-04-04)
Copyright (C) 2018 Artifex Software, Inc.  All rights reserved.
This software is supplied under the GNU AGPLv3 and comes with NO WARRANTY:
see the file COPYING for details.
Processing pages 1 through 1.
Page 1
**** Error: Considering object with an invalid number 42 as null.
Output may be incorrect.
**** Error: Considering object with an invalid number 43 as null.
Output may be incorrect.
**** Error: Considering object with an invalid number 46 as null.
Output may be incorrect.
**** Error: Considering object with an invalid number 44 as null.
Output may be incorrect.
**** Error: Considering object with an invalid number 45 as null.
Output may be incorrect.
**** Error: Considering object with an invalid number 42 as null.
Output may be incorrect.
**** Error reading a content stream. The page may be incomplete.
Output may be incorrect.
**** Error: File did not complete the page properly and may be damaged.
Output may be incorrect.

**** This file had errors that were repaired or ignored.
**** The file was produced by:
**** >>>> GPL Ghostscript 9.27 <<<<
**** Please notify the author of the software that produced this
**** file that it does not conform to Adobe's published PDF
**** specification.

**** The rendered output from this file may be incorrect.
Locking with permissions: --print=full --extract=n --annotate=n --assemble=n --form=y --modify-other=n
================
"C:\Program Files (x86)\PDF24\qpdf\bin\qpdf.exe" "@-"
----------------
OUT> qpdf: wrote file C:\Users\ADMINI~1\AppData\Local\Temp\PDF24\57820296_2472839804_3.pdf

Das Phänomen tritt nur aud dieser einen Maschine, mit diesem einen Profil und Hintergrund-pdf auf ... hat jemand eine Idee?

Danke vorab