00)     at com.itextpdf.kernel.pdf.PdfObject.makeIndirect(PdfObject.java:000)     at com.itextpdf.kernel.pdf.PdfDictionary.makeIndirect(PdfDictionary.java:000)     at com.itextpdf.kernel.pdf.PdfDictionary.makeIndirect(PdfDictionary.java:00)     at com.itextpdf.kernel.pdf.PdfObject.makeIndirect(PdfObject.java:000)     at com.itextpdf.kernel.pdf.PdfDictionary.makeIndirect(PdfDictionary.java:000)     at com.itextpdf.kernel.pdf.PdfDictionary.makeIndirect(PdfDictionary.java:00)     at com.itextpdf.kernel.