Unable to Export Report in Server Due to Elements With Same UUIDs

Issue Description

Customer developed a JRXML report and published it to TIBCO JasperReports^® Server.

They were able to run the report, but couldn't export it to any formats as Export icon was disabled, together with other icons in toolbar - Save, Next Page, Previous Page etc

How to fix it?

Resolution

Browser Development console showed error net:ERR_INCOMPLETE_CHUNKED_ENCODING error for POST request

http://x.x.x.x:8080/jasperserver-pro/getReportComponents.html

Detailed report JRXML file review identified multiple elements with the same UUIDs, probably due to copy-pasting of the elements.

UUIDs are used by report renderer and they must be unique.

In order to re-generate report's UUIDs to make sure they are unique, use

Refactor > Reset UUIDs

context menu of the report in TIBCO Jaspersoft studio:

AS-20190506, case #01746242