An error occurred in executing an Activity Class.

Hello,

Any one familiar with this type of error?

An error occurred in executing an Activity Class.

Log information:

2022-04-05 01:01:31,051 [ThreadPoolTaskExecutor-11056] ERROR com.appiancorp.process.workpoller.WorkItemListener - The following exception occurred while attempting to complete work item [[WorkId: 360, EngineId: execution02, Request: UnattendedJavaActivityRequest:10705 as svc_appian_prosvc_axxxddro_devops by svc_axxx, Response: null]] - Exception:
javax.resource.spi.work.WorkCompletedException: java.lang.StackOverflowError
    at org.springframework.jca.work.SimpleTaskWorkManager$DelegatingWorkAdapter.run(SimpleTaskWorkManager.java:247)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.StackOverflowError
    at java.lang.String.toLowerCase(String.java:2670)
    at com.lowagie.text.pdf.PdfEncodings.convertToBytes(Unknown Source)
    at com.lowagie.text.pdf.BaseFont.convertToBytes(Unknown Source)
    at com.lowagie.text.pdf.FontDetails.convertToBytes(Unknown Source)
    at com.lowagie.text.pdf.PdfContentByte.showText2(Unknown Source)
    at com.lowagie.text.pdf.PdfContentByte.showText(Unknown Source)
    at com.lowagie.text.pdf.PdfDocument.writeLineToContent(Unknown Source)
    at com.lowagie.text.pdf.ColumnText.go(Unknown Source)
    at com.lowagie.text.pdf.ColumnText.goComposite(Unknown Source)
    at com.lowagie.text.pdf.ColumnText.go(Unknown Source)
    at com.lowagie.text.pdf.ColumnText.go(Unknown Source)
    at com.lowagie.text.pdf.PdfPRow.writeCells(Unknown Source)
    at com.lowagie.text.pdf.PdfPTable.writeSelectedRows(Unknown Source)
    at com.lowagie.text.pdf.PdfPTable.writeSelectedRows(Unknown Source)