How to get rid of “Save changes?” prompt on xlsx-files created with Apache POI XSSF

Question

After opening and immediately closing an xlsx-file, created with Apache POI XSSF, I get prompted to save unsaved changes. As far as i can tell, this is happening because I a

Answer 1

Even I was facing the same issue but after adding the below line, the issue has been resolved.

wb.getCreationHelper().createFormulaEvaluator().evaluateAll();