Ragavan - 2011-08-17

I am trying to convert the PS file to PDF. I get below error for most of the files.
AFPL Ghostscript 8.54 (2006-05-17)
Copyright (C) 2005 artofcode LLC, Benicia, CA.  All rights reserved.
This software comes with NO WARRANTY: see the file PUBLIC for details.
Loading NimbusMonL-Regu font from C:\Program Files\KONICA MINOLTA\Printgroove PO
D Driver\gs\fonts/n022003l.pfb… 2573784 1047409 1831232 543658 0 done.
AFPL Ghostscript 8.54: Unrecoverable error, exit code 1

I am generating PS file by printing from Acrobat X German, Windows 7 German system.
Using the version 8.54 to convert to PDF.