Cast error class com.lowagie.text.pdf.PRIndirectReference cannot be cast to class com.lowagie.text.pdf.PdfDictionary

[koenvb]

Describe the bug

When reading a pdf generated by Adobe Illustrator the code hangs on a casting error.
This is due to wrong casting from PRIndirectReference to PdfDictionary

Exception in thread "main" java.lang.ClassCastException: class com.lowagie.text.pdf.PRIndirectReference cannot be cast to class com.lowagie.text.pdf.PdfDictionary (com.lowagie.text.pdf.PRIndirectReference and com.lowagie.text.pdf.PdfDictionary are in unnamed module of loader 'app')
	at com.lowagie.text.pdf.PdfWriter.addASEvent(PdfWriter.java:2492)
	at com.lowagie.text.pdf.PdfWriter.fillOCProperties(PdfWriter.java:2557)
	at com.lowagie.text.pdf.PdfStamperImp.close(PdfStamperImp.java:196)
	at com.lowagie.text.pdf.PdfStamper.close(PdfStamper.java:246)

To Reproduce
Code to reproduce the issue

1. Sample Code
2. Unit-Test

Expected behavior

pdfWriter just goes on without any issue

System (please complete the following information):

• OS: [e.g. iOS]
• Used Font:

Additional context
Add any other context about the problem here.