PostScript files crashes

With the current version 26.5 for some Postscript files wie have the following exception.

Caused by: java.lang.RuntimeException:
 
%%[Error: undefined; Offending Command: obj]%%
 
Operand Stack (bottom..top)
[ 5 0 ]
 
Execution Stack (bottom..top)
[ --file (pipe) -- obj //undefined ]
 
Dictionary Stack (bottom..top)
[ --dictionary (367)-- --dictionary (0)-- --dictionary (0)-- ]
 
 
	at com.aspose.page.internal.l1l.I41l.lif(Unknown Source)
	at com.aspose.page.internal.l1l.I607.lIF(Unknown Source)
	at com.aspose.page.internal.l1l.I667.ll(Unknown Source)
	at com.aspose.page.internal.l1l.I667.ll(Unknown Source)
	at com.aspose.page.internal.l1l.I667.lI(Unknown Source)
	at com.aspose.eps.PsDocument.ll(Unknown Source)
	at com.aspose.eps.PsDocument.lif(Unknown Source)
	at com.aspose.eps.PsDocument.lif(Unknown Source)
	at com.aspose.eps.PsDocument.save(Unknown Source)
	at com.aspose.eps.PsDocument.saveAsPdf(Unknown Source)