Error NumberFormatException returned when setting up a variable with a formatted date

Description
Error NumberFormatException returned when setting up a variable with a formatted date.
It happens when using "set" "dateformat" and Javascrip to set the date into a variable.

How to reproduce

1. Create a template with the following code:
   ${set(newRunDate, %{'${dateformat("yyyyMMddhhmm"):TestRuns[n].Finished On}'})}
2. Execute the report

Actual result/Attachments
The date value is not set up and the error below is shown in the logs:
_java.lang.NumberFormatException: For input string: "202009080254" _

Expected result
The date value is processed and shown in the output document.

Version

• Xporter 6.6.7