Export to PDF fails

I’m using LL 12 SP1 - it works well on many sites but
at one cusotmer using Windows Server Standard 32 bit SP2 (version 6.0.6002)
export to PDF fails and log shows:
CMLL12 : 10:20:47.807 00000818 [XPPRT1.dll] LlPrintSetOptionString(2,2,‘PDF’)
CMLL12 : 10:20:47.808 00000818 [XPPRT1.dll] =0
CMLL12 : 10:20:47.831 00000818 [XPPRT1.dll] LlPrint(2)
CMLL12 : 10:20:47.837 00000818 [XPPRT1.dll] [cmLL12EX] PDF:OnSetOption(10,1)
CMLL12 : 10:20:47.870 00000818 [XPPRT1.dll] [cmLL12EX] ->0x00000000
CMLL12 : 10:20:47.889 00000818 [XPPRT1.dll] [cmLL12EX] PDF:OnSetOptionString(Feature.JPEG.Encode,True)
CMLL12 : 10:20:47.890 00000818 [XPPRT1.dll] [cmLL12EX] ->0x00000000
CMLL12 : 10:20:47.891 00000818 [XPPRT1.dll] [cmLL12EX] PDF:OnSetOptionString(Feature.JPEG.Decode,True)
CMLL12 : 10:20:47.892 00000818 [XPPRT1.dll] [cmLL12EX] ->0x00000000
CMLL12 : 10:20:47.893 00000818 [XPPRT1.dll] [cmLL12EX] PDF:OnSetOption(11,1252)
CMLL12 : 10:20:47.894 00000818 [XPPRT1.dll] [cmLL12EX] ->0x00000000
CMLL12 : 10:20:47.895 00000818 [XPPRT1.dll] [cmLL12EX] Base:OnExportStart(0x00000000, 0x002DE978, 2, 0x0CDC361C)
CMLL12 : 10:20:47.905 00000818 [XPPRT1.dll] [cmLL12EX] Base:Error! DoSetLastError(0,)
CMLL12 : 10:20:47.907 00000818 [XPPRT1.dll] [cmLL12EX] PDF:OnBeginExporting()

CMLL12 : 10:20:48.589 00000818 [XPPRT1.dll] [cmLL12EX] ->done
CMLL12 : 10:20:48.591 00000818 [XPPRT1.dll] [cmLL12EX] Base:Error! DoSetLastError(-46,)
CMLL12 : 10:20:48.592 00000818 [XPPRT1.dll] [cmLL12EX] ->0xffffffff
CMLL12 : 10:20:48.594 00000818 [XPPRT1.dll] [cmLL12EX] ->-2147467259
CMLL12 : 10:20:48.594 00000818 [XPPRT1.dll] ExportStart() failed
CMLL12 : 10:20:48.607 00000818 [XPPRT1.dll] =-46
CMLL12 : 10:20:48.608 00000818 [XPPRT1.dll] LlPrintEnd(2,0)

Any ideas on how to resolve.

Thanks,
Dusan

Hi,
first suggestion that comes to mind: buy an update. Version 12 seems quite old. 17 is current.

Best regards,
Harry